Research Topics
Genomes and Genes | Yutaka ImaiSummaryCountry: Japan Publications
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Publications
Amlodipine versus angiotensin II receptor blocker; control of blood pressure evaluation trial in diabetics (ADVANCED-J)Ryuzo Kawamori
Metabolism and Endocrinology, Department of Medicine, Juntendo University School of Medicine, 2 1 1 Hongo, Bunkyo ku, Tokyo 113 8421, Japan
BMC Cardiovasc Disord 6:39. 2006....
Characteristics of blood pressure measured at home in the morning and in the evening: the Ohasama studyY Imai
Department of Medicine, Tohoku University School of Medicine, Sendai, Japan
J Hypertens 17:889-98. 1999..To determine the qualitative and quantitative differences of blood pressure measured at home (home measurement) in the morning versus the evening...
Japanese society of hypertension (JSH) guidelines for self-monitoring of blood pressure at homeYutaka Imai
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Tohoku University Hospital, Sendai, Japan
Hypertens Res 26:771-82. 2003....
Heart rate measurement and outcomeYutaka Imai
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, 1 1 Seiryomachi Aobaku, Japan, 980 8574
Blood Press Monit 8:53-5. 2003..In conclusion, heart rate and heart rate variability must not be overlooked when evaluating hypertension...
Influence of adrenomedullin 2/intermedin gene polymorphism on blood pressure, renal function and silent cerebrovascular lesions in Japanese: the Ohasama studyTakuo Hirose
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Aoba ku, Sendai, Japan
Hypertens Res 34:1327-32. 2011..4, P=0.01) and WMH (OR: 2.7, P=0.003), compared with II carriers. The AM2/IMD I/D polymorphism is associated with renal dysfunction, blood pressure regulation and asymptomatic cerebrovascular diseases in the Japanese general population...
Electrocardiographic left ventricular hypertrophy and arterial stiffness: the Ohasama studyDaisuke Watabe
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Aoba, Aramaki, Sendai, Japan
Am J Hypertens 19:1199-205. 2006..001). CONCLUSIONS: Arterial stiffness is independently related to electrocardiographically determined LVH in the general population...
Association of kidney dysfunction with silent lacunar infarcts and white matter hyperintensity in the general population: the Ohasama studyHarunori Otani
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Cerebrovasc Dis 30:43-50. 2010..No previous study has investigated the association of kidney dysfunction with silent lacunar infarcts and white-matter hyperintensity (WMH) independent of ambulatory blood pressure (BP)...
Optimal cutoff point of waist circumference and use of home blood pressure as a definition of metabolic syndrome: the Ohasama studyAtsushi Sato
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Am J Hypertens 21:514-20. 2008..Eight scientific associations recently defined MS for the Japanese population. However, this definition remains controversial, especially with respect to the cutoff value of waist circumference (WC) being higher in women than in men...
Plasma renin activity and the aldosterone-to-renin ratio are associated with the development of chronic kidney disease: the Ohasama StudyShiho Terata
Tohoku University Graduate School of Medicine and Pharmaceutical Sciences, Sendai, Japan
J Hypertens 30:1632-8. 2012..The aldosterone-to-renin ratio (ARR) is used to screen for primary aldosteronism and could be an index for salt sensitivity. The association between ARR and the development of chronic kidney disease (CKD) is completely unknown...
Blood pressure-lowering effect and duration of action of bedtime administration of doxazosin determined by home blood pressure measurementKenta Gonokami
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Clin Exp Hypertens 32:311-7. 2010..The results suggest that bedtime administration of doxazosin effectively suppresses morning HBP in uncontrolled morning hypertensives and lowers evening HBP in uncontrolled evening hypertensives...
Stroke risk in systolic and combined systolic and diastolic hypertension determined using ambulatory blood pressure. The Ohasama studyRyusuke Inoue
21st Century COE Program Comprehensive Research and Education Center for Planning of Drug Development and Clinical Evaluation, Tohoku University, Sendai, Japan
Am J Hypertens 20:1125-31. 2007....
The current status of home and office blood pressure control among hypertensive patients with diabetes mellitus: the Japan Home Versus Office Blood Pressure Measurement Evaluation (J-HOME) studyTaku Obara
Department of Clinical Pharmacology, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Tohoku University Hospital, Sendai, Japan
Diabetes Res Clin Pract 73:276-83. 2006..The main reason for this would appear to be a lack of intensive treatment and a lack of recognition by physicians that their patients' BP was insufficiently controlled...
Diagnostic thresholds for ambulatory blood pressure monitoring based on 10-year cardiovascular riskMasahiro Kikuya
Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Circulation 115:2145-52. 2007..Current diagnostic thresholds for ambulatory blood pressure (ABP) mainly rely on statistical parameters derived from reference populations. We determined an outcome-driven reference frame for ABP measurement...
Isolated uncontrolled hypertension at home and in the office among treated hypertensive patients from the J-HOME studyTaku Obara
Department of Clinical Pharmacology and Therapeutics, Graduate School of Pharmaceutical Science and Medicine, Tohoku University, 980-8574 Sendai, Japan
J Hypertens 23:1653-60. 2005..CONCLUSIONS: The use of all four, three of four, or all three predictive factors might be useful for the clinician to suspect isolated uncontrolled home or office hypertension...
Uncontrolled hypertension based on morning and evening home blood pressure measurements from the J-HOME studyTaku Obara
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Hypertens Res 32:1072-8. 2009..Physicians should also consider evening BP measuring condition for adequate evaluation of evening BP values...
Association of arterial stiffness with silent cerebrovascular lesions: the Ohasama studyRieko Hatanaka
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Cerebrovasc Dis 31:329-37. 2011..Hence, we hypothesized that arterial stiffness would be a significant determinant of silent cerebrovascular lesions...
Association of (pro)renin receptor gene polymorphism with blood pressure in Japanese men: the Ohasama studyTakuo Hirose
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Am J Hypertens 22:294-9. 2009..However, there is no information on (P)RR in humans. We investigated the association of (P)RR gene polymorphisms with blood pressure in a Japanese population...
Masked hypertension determined by self-measured blood pressure at home and chronic kidney disease in the Japanese general population: the Ohasama studyHiroyuki Terawaki
Research Division of Dialysis and Chronic Kidney Disease, Tohoku University Graduate School of Medicine and Pharmaceutical Sciences, Sendai, Japan
Hypertens Res 31:2129-35. 2008..56) and SHT (3.60) groups compared with the SNBP group (reference). MHT, like SHT, is closely related to CKD, and HBP measurement could be a useful screening strategy to detect CKD in the general population...
Gene expression of (pro)renin receptor is upregulated in hearts and kidneys of rats with congestive heart failureTakuo Hirose
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai 980 8578, Japan
Peptides 30:2316-22. 2009..These findings suggest that the expression of (P)RR is increased in the hearts and kidneys of rats with heart failure, and that (P)RR may contribute to heart failure...
Predictive value for mortality of the double product at rest obtained by home blood pressure measurement: the Ohasama studyRyusuke Inoue
Medical Informatics Center of Tohoku University Hospital, Sendai, Japan
Am J Hypertens 25:568-75. 2012..To clarify whether the double product (DP) (product of systolic blood pressure (SBP) and pulse rate (PR)) at rest based on home blood pressure (HBP) measurement has prognostic value for mortality...
Day-by-day variability of blood pressure and heart rate at home as a novel predictor of prognosis: the Ohasama studyMasahiro Kikuya
Department of Clinical Pharmacology and Therapeutics, Graduate School of Medicine and Pharmaceutical Sciences, Tohoku University, Sendai, Japan
Hypertension 52:1045-50. 2008..In conclusion, day-by-day blood pressure variability and heart rate variability by self-measurement at home make up a simple method of providing useful clinical information for assessing cardiovascular risk...
Factors affecting home-measured resting heart rate in the general population: the Ohasama studyJunko Yamaguchi
Departments of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, 1-1 Seiryomachi, Aobaku, Sendai 980-8574, Japan
Am J Hypertens 18:1218-25. 2005..These results suggest that reduction of home HR through modification of smoking habit or sedentary lifestyle may have a potential to decrease cardiovascular risk in addition to decreasing in these modifiable risk factor per se...
Prognostic significance for stroke of a morning pressor surge and a nocturnal blood pressure decline: the Ohasama studyHirohito Metoki
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science, Comprehensive Research and Education Center for Planning of Drug Development and Clinical Evaluation, Sendai, Japan
Hypertension 47:149-54. 2006....
Incorporating self-blood pressure measurements at home in the guideline from the Ohasama studyTakayoshi Ohkubo
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Blood Press Monit 12:407-9. 2007..We expect that continuous follow-up and further analysis of the Ohasama data would contribute to producing further important findings worth incorporating in future hypertension guidelines...
Diagnostic thresholds for ambulatory blood pressure monitoring based on 10-year cardiovascular riskMasahiro Kikuya
The Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Blood Press Monit 12:393-5. 2007..In conclusion, population-based outcome-driven thresholds for optimal and normal ABP are lower than those currently proposed by hypertension guidelines...
Individual assessment of inherent arterial stiffness using nomogram and pulse wave velocity index: the Ohasama studyRieko Hatanaka
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Clin Exp Hypertens 33:147-52. 2011..53). The calculated PWV index was significantly higher in 13 smokers than 70 nonsmokers among controlled hypertensives. The calculated PWV index might provide more precise information about inherent arterial stiffness...
Prevalence of Masked Hypertension in Subjects Treated with Antihypertensive Drugs as Assessed by Morning versus Evening Home Blood Pressure Measurements: the J-HOME studyTaku Obara
Department of Clinical Pharmacology, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Clin Exp Hypertens 30:277-87. 2008..9% for diastolic BP (kappa coefficient = 0.43). The present study showed that the prevalence of masked hypertension was underestimated when the diagnosis of masked hypertension was made on the basis of evening home BP...
Morning home blood pressure may be a significant marker of nephropathy in Japanese patients with type 2 diabetes: ADVANCED-J study 1Yasushi Tanaka
Department of Medicine, St Marianna University School of Medicine, Kawasaki, Japan
Hypertens Res 32:770-4. 2009..Morning HBP, but not office BP, may be a significant marker of nephropathy in Japanese patients with type 2 diabetes...
Factors associated with day-by-day variability of self-measured blood pressure at home: the Ohasama studyTetsuo Kato
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Am J Hypertens 23:980-6. 2010..The objective of this study is to clarify the determinants of the day-by-day home-BP variability...
Association of (pro)renin receptor gene polymorphisms with lacunar infarction and left ventricular hypertrophy in Japanese women: the Ohasama studyTakuo Hirose
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Hypertens Res 34:530-5. 2011..The polymorphism of the (P)RR gene +1513A>G is associated with lacunar infarction and LVH in Japanese women. These results suggest that (P)RR has a role in organ damage in humans...
Prognosis of "masked" hypertension and "white-coat" hypertension detected by 24-h ambulatory blood pressure monitoring 10-year follow-up from the Ohasama studyTakayoshi Ohkubo
Department of Planning for Drug Development and Clinical Evaluation, Sendai, Japan
J Am Coll Cardiol 46:508-15. 2005..We sought to investigate the prognosis in subjects with "white-coat" hypertension (WCHT) and "masked" hypertension (MHT), in which blood pressure (BP) is lower in clinical measurements than during ambulatory monitoring...
CYP11B2 polymorphisms and home blood pressure in a population-based cohort in Japanese: the Ohasama studyMitsunobu Matsubara
Division of Molecular Medicine and Gene Transfer Research, Center for Translational and Advanced Animal Research on Human Diseases, Tohoku University School of Medicine, Sendai, Japan
Hypertens Res 27:1-6. 2004..Therefore, -344C/T polymorphism in CYP11B2 was considered an independent genetic factor possibly associated with hypertension or atherosclerotic diseases in the Japanese population...
T+31C polymorphism (M235T) of the angiotensinogen gene and home blood pressure in the Japanese general population: the Ohasama StudyMitsunobu Matsubara
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Hypertens Res 26:47-52. 2003....
Progress report on the HOMED-BP Study: hypertension objective treatment based on measurement by electrical devices of blood pressure studyYohei Aoki
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Clin Exp Hypertens 26:119-27. 2004..At the end of March 2002, 546 patients were recruited. Of these, 412 (202 men and 210 women, aged 58.4 +/- 10.2 y) were randomized. Patients will be recruited until February, 2006 and followed for 7 years...
Use of 2003 European Society of Hypertension-European Society of Cardiology guidelines for predicting stroke using self-measured blood pressure at home: the Ohasama studyKei Asayama
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, 1-1 Seiryo-cho, Aoba-ku, Sendai 980-8574, Japan
Eur Heart J 26:2026-31. 2005..The results indicate the usefulness of HBP for the prediction of stroke risk in individuals...
Home blood pressure level, blood pressure variability, smoking, and stroke risk in Japanese men: the Ohasama studyTakanao Hashimoto
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Am J Hypertens 25:883-91. 2012..Hypertension and smoking independently contribute to the risk of stroke. Our objective was to investigate home blood pressure (HBP) levels, day-by-day BP variability, and smoking in the prediction of stroke in Japanese men...
Association of microalbuminuria with brachial-ankle pulse wave velocity: the Ohasama studyTomofumi Ishikawa
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Am J Hypertens 21:413-8. 2008..However, the associations between microalbuminuria and pulse wave velocity (PWV), carotid intima-media thickness (IMT), and ambulatory blood pressure (ABP), respectively, have not been investigated...
Prediction of stroke by home "morning" versus "evening" blood pressure values: the Ohasama studyKei Asayama
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University 21st Century Center of Excellence Program, Sendai, Japan
Hypertension 48:737-43. 2006....
Associated factors of home versus ambulatory heart rate variability in the general population: the Ohasama studyKenta Gonokami
Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
Clin Exp Hypertens 33:404-10. 2011..018). Associated factors of daytime ambulatory HR variability and day-by-day home HR variability were different. Our findings suggest that HR variabilities by different intervals of measurements might be mediated by different mechanisms...
Time-dependent effects of imidapril administration in patients with morning hypertension measured as home blood pressureTakako Shibasaki
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Clin Exp Hypertens 30:243-54. 2008..3 +/- 0.5 and 1.0 +/- 0.7, respectively. One daily dose of imidapril taken either in the morning or at bedtime lowered morning HBP, indicating that imidapril is useful for controlling morning hypertension...
Factors affecting heart rate as measured at home among treated hypertensive patients: the Japan home versus office blood pressure measurement evaluation (J-HOME) studyRie Komai
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Hypertens Res 30:1051-7. 2007..These results suggest that adequate control of risk factors for cardiovascular disease such as smoking and diabetes mellitus or use of heart rate-lowering agents might help to decrease home HR in treated hypertensive patients...
Therapeutic effects of evening administration of guanabenz and clonidine on morning hypertension: evaluation using home-based blood pressure measurementsJunichiro Hashimoto
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
J Hypertens 21:805-11. 2003..To clarify the effects of bedtime administration of the centrally acting alpha(2)-agonists, guanabenz and clonidine, on morning hypertension...
Ambulatory arterial stiffness index and 24-hour ambulatory pulse pressure as predictors of mortality in Ohasama, JapanMasahiro Kikuya
Tohoku University Graduate School of Medicine and Pharmaceutical Science, 1 1 Seiryomachi, Sendai, Japan
Stroke 38:1161-6. 2007..We investigated the prognostic value of AASI and PP in relation to fatal outcomes...
Pulse wave velocity and the second derivative of the finger photoplethysmogram in treated hypertensive patients: their relationship and associating factorsJunichiro Hashimoto
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
J Hypertens 20:2415-22. 2002..To clarify the factors influencing two measures of arterial stiffness, pulse wave velocity (PWV) and the second derivative of the finger photoplethysmogram (SDPTG), and to evaluate their relationship in treated hypertensive subjects...
Aldosterone-to-renin ratio and nocturnal blood pressure decline in a general population: the Ohasama studyMichihiro Satoh
Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
J Hypertens 29:1940-7. 2011....
Progress report on The Hypertension Objective Treatment Based on Measurement by Electrical Devices of Blood Pressure (HOMED-BP) study: status at February 2004Keiko Hosohata
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Miyagi, Japan
Clin Exp Hypertens 29:69-81. 2007..These results indicate the necessity of additional interventional strategies to improve the achievement of target BP levels, especially in the more intensive BP-lowering group...
Reproducibility of nocturnal blood pressure assessed by self-measurement of blood pressure at homeKeiko Hosohata
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Hypertens Res 30:707-12. 2007..To evaluate nocturnal BP using a self-measurement device, estimation of quality of sleep is indispensable...
Prognostic significance of night-time, early morning, and daytime blood pressures on the risk of cerebrovascular and cardiovascular mortality: the Ohasama StudyHirohito Metoki
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
J Hypertens 24:1841-8. 2006..CONCLUSION: High BP at different times of day were associated with different subtypes of cerebrovascular and cardiovascular mortality risk...
White-coat hypertension as a risk factor for the development of home hypertension: the Ohasama studyTakashi Ugajin
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Medicine and Pharmaceutical Sciences, Sendai, Japan
Arch Intern Med 165:1541-6. 2005....
Ambulatory blood pressure and 10-year risk of cardiovascular and noncardiovascular mortality: the Ohasama studyMasahiro Kikuya
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
Hypertension 45:240-5. 2005..We conclude that the relationship between ambulatory systolic blood pressure and cardiovascular mortality is not U-shaped or J-shaped, and that nighttime blood pressure has better prognostic value than daytime blood pressure...
Control of blood pressure as measured at home and office, and comparison with physicians' assessment of control among treated hypertensive patients in Japan: First Report of the Japan Home versus Office Blood Pressure Measurement Evaluation (J-HOME) studyTakayoshi Ohkubo
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Hypertens Res 27:755-63. 2004..Our findings suggest that an important reason why home and office BP values are not adequately controlled is that physicians approve relatively higher BP levels under treatment, even among middle-aged patients...
Predicting stroke using 4 ambulatory blood pressure monitoring-derived blood pressure indices: the Ohasama StudyRyusuke Inoue
Comprehensive Research and Education Center for Planning of Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science, 1-1 Seiryo-cho, Aoba-ku, Sendai, 980-8574, Japan
Hypertension 48:877-82. 2006..In conclusion, PP was the weakest predictor of stroke. Exclusion of age from covariates increased the predictive power of PP, suggesting that the stroke risk associated with PP reflected the risk of aging per se...
Effect of angiotensin-converting enzyme inhibitor perindopril on interneurons in MPTP-treated miceRumiko Kurosaki
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Eur Neuropsychopharmacol 15:57-67. 2005..Thus, our results provide further evidence that the ACE inhibitor perindopril may offer a novel therapeutic strategy for Parkinson's disease (PD)...
Prognostic value of home heart rate for cardiovascular mortality in the general population: the Ohasama studyAtsushi Hozawa
Department of Public Health, Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
Am J Hypertens 17:1005-10. 2004..We therefore investigated the usefulness of HR values in predicting cardiovascular mortality using a device that allowed self-measurement of BP and HR at home...
Prognostic significance of home arterial stiffness index derived from self-measurement of blood pressure: the Ohasama StudyMasahiro Kikuya
Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
Am J Hypertens 25:67-73. 2012..Arterial stiffness is a stroke risk factor. The home arterial stiffness index (HASI) can be calculated from self-measured blood pressure using the same formula as the calculation of ambulatory arterial stiffness index (AASI)...
Low-dose and very low-dose spironolactone in combination therapy for essential hypertension: evaluation by self-measurement of blood pressure at homeTomohiro Hanazawa
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Clin Exp Hypertens 33:427-36. 2011..1 mmHg) groups. An increase in serum potassium correlated positively with the decline in morning systolic BP. Even very low-dose (12.5 mg) spironolactone is clinically effective, although serum potassium should be carefully monitored...
Parental longevity and offspring's home blood pressure: the Ohasama studyYumiko Watanabe
Department of Clinical Pharmacology and Therapeutics, Japan
J Hypertens 28:272-7. 2010..No study has used self-measurement of BP at home (home BP). We examined the association between parental longevity and home BP values of adult Japanese offspring...
Detection of silent cerebrovascular lesions in individuals with 'masked' and 'white-coat' hypertension by home blood pressure measurement: the Ohasama studyAzusa Hara
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
J Hypertens 27:1049-55. 2009..Conclusion The present study is the first to demonstrate that the risk of silent cerebrovascular lesions is higher with MHT than with SNBP and similar to that of sustained hypertension...
Insufficient duration of action of antihypertensive drugs mediates high blood pressure in the morning in hypertensive population: the Ohasama studyKenichi Chonan
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Clin Exp Hypertens 24:261-75. 2002..The high morning BP accompanies so-called non-dipper pattern of circadian BP variation. An insufficient duration of action of drugs may partly mediate non-dipping in subjects with antihypertensive medication...
Efficacy of combination antihypertensive therapy with low-dose indapamide: assessment by blood pressure self-monitoring at homeJunichiro Hashimoto
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science and Medicine, 6 3 Aoba, Aramaki, Aoba ku, Sendai 980 8578, Japan
Clin Exp Hypertens 27:331-41. 2005..95 for SBP and 0.85 for DBP. Low-dose indapamide used in combination can provide additional anti-hypertensive efficacy lasting for 24 h. The added effect of indapamide may be more prominent on ARBs than on CCBs...
Difference between home and office blood pressures among treated hypertensive patients from the Japan Home versus Office Blood Pressure Measurement Evaluation (J-HOME) studyTsuyoshi Horikawa
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences, Aoba ku, Sendai, Japan
Hypertens Res 31:1115-23. 2008..These predictive factors might be useful clinically to help identify patients who may have a large difference between home and office blood pressures...
Characteristics of resistant hypertension determined by self-measured blood pressure at home and office blood pressure measurements: the J-HOME studyTakuya Oikawa
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
J Hypertens 24:1737-43. 2006....
Large artery stiffening as a link between cerebral lacunar infarction and renal albuminuriaJunichiro Hashimoto
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Am J Hypertens 21:1304-9. 2008....
Stroke risk in treated hypertension based on home blood pressure: the Ohasama studyDaisaku Yasui
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Am J Hypertens 23:508-14. 2010..We compare the risk of stroke between untreated individuals and those taking antihypertensive medication based on home BP and casual-screening BP (casual BP) in the general population...
Relationship of dysregulation of glucose metabolism with white-coat hypertension: the Ohasama studyMiki Hosaka
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences, Sendai, Japan
Hypertens Res 33:937-43. 2010..Our results suggest that dysregulation of glucose metabolism in WCHT might contribute to the increase in the long-term cardiovascular risk among the general population...
Plasma fibrinogen, ambulatory blood pressure, and silent cerebrovascular lesions: the Ohasama studyYoko Aono
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, 980 8574, Japan
Arterioscler Thromb Vasc Biol 27:963-8. 2007..We evaluated the association of 24-hour ABP and plasma fibrinogen levels with the risk of silent cerebrovascular lesions (white matter hyperintensity and lacunar infarct) detected by MRI...
Association of environmental tobacco smoke exposure with elevated home blood pressure in Japanese women: the Ohasama studyMami Seki
Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Department of Clinical Pharmacology, Sendai, Japan
J Hypertens 28:1814-20. 2010..The association between home blood pressure (HBP) and ETS exposure was investigated in the general population...
Electrocardiographic abnormalities and home blood pressure in treated elderly hypertensive patients: Japan home versus office blood pressure measurement evaluation in the elderly (J-HOME-Elderly) studyTaku Shibamiya
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai 980 8578, Japan
Hypertens Res 33:670-7. 2010..Morning home BP was more closely associated with ECG-LVH and abnormal T waves than either office or evening home BP among treated hypertensive Japanese patients...
Control of home heart rate and home blood pressure levels in treated patients with hypertension: the J-HOME studyTaku Obara
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences, Sendai, Japan
Blood Press Monit 12:289-95. 2007..The objective of this study was to examine the current status of home HR control and home BP control among treated patients with hypertension...
Serum magnesium, ambulatory blood pressure, and carotid artery alteration: the Ohasama studyTakanao Hashimoto
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Am J Hypertens 23:1292-8. 2010..To investigate the associations of 24-h ambulatory blood pressure (ABP) and serum magnesium level (sMg) with risk of carotid artery alteration in a general population...
Study design of HOMED-BP: hypertension objective treatment based on measurement by electrical devices of blood pressureTohru Fujiwara
Department of Clinical Pharmacology and Therapeutics, and Public Health, Tohoku University School of Medicine and Pharmaceutical Science, Sendai, Japan
Clin Exp Hypertens 25:143-4. 2003..However, no large-scale interventional trial has been conducted to show which of these three initial medication can give the greatest benefit in terms of reduced cardiovascular disease risk in the Japanese hypertensive patients...
Seasonal trends of blood pressure during pregnancy in Japan: the babies and their parents' longitudinal observation in Suzuki Memorial Hospital in Intrauterine Period studyHirohito Metoki
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
J Hypertens 26:2406-13. 2008..Some interaction seems to exist between season and gestational age. The present study observed home BP values during pregnancy with adjustment for seasonal variation and gestational age...
Monitoring of antihypertensive therapy for reduction in left ventricular massJunichiro Hashimoto
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Aramaki, Sendai, Japan
Am J Hypertens 20:1229-33. 2007..We compared predictive power for LV mass reduction between the putative optimal pulse waveform feature (pulse amplification) and the putative optimal brachial cuff measurement (self BP monitoring at home)...
Influence of home blood pressure measuring conditions in the evening on the morning-evening home blood pressure difference in treated hypertensive patients: the J-HOME studyKie Ito
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Blood Press Monit 14:160-5. 2009....
A/C1166 gene polymorphism of the angiotensin II type 1 receptor (AT1) and ambulatory blood pressure: the Ohasama StudyMasahiro Kikuya
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
Hypertens Res 26:141-5. 2003..These results indicated that AT1 A/C1166 polymorphism was not associated with any clinical parameters associated with hypertension or atherosclerosis in the Japanese population...
Stroke risk and antihypertensive drug treatment in the general population: the Japan arteriosclerosis longitudinal studyKei Asayama
Comprehensive Research and Education Center for Planning of Drug Development and Clinical Evaluation, Tohoku University 21st Century COE Program, Sendai, Japan
J Hypertens 27:357-64. 2009..To evaluate the association between stroke risk and blood pressure (BP) levels with regard to the usage of antihypertensive medications...
Relationship between personality and self-measured blood pressure value at home: the Ohasama studyAtsushi Hozawa
Department of Public Health, Tohoku University Graduate School of Medicine, Sendai, Japan
Clin Exp Hypertens 24:115-23. 2002..When physicians investigate the pathogenesis of essential hypertension, they should take psychological factors into consideration, as well as the many environmental and genetic factors...
Accuracy and reliability of wrist-cuff devices for self-measurement of blood pressureMasahiro Kikuya
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Aobaku, Sendai, Japan
J Hypertens 20:629-38. 2002..However, there is much possibility in wrist-cuff device and the accuracy and reliability of wrist-cuff device are warranted by an improvement of technology...
T+31C polymorphism of angiotensinogen gene and nocturnal blood pressure decline: the Ohasama studyTohru Fujiwara
Department of Clinical Pharmacology, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Am J Hypertens 15:628-32. 2002..We assessed the association between several polymorphisms of angiotensinogen gene (AGT) and essential hypertension using ambulatory blood pressure (BP)...
Blood pressure control assessed by home, ambulatory and conventional blood pressure measurements in the Japanese general population: the Ohasama studyAtsushi Hozawa
Department of Public Health, Tohoku University Graduate School of Medicine and Pharmaceutical Science, Sendai, Japan
Hypertens Res 25:57-63. 2002....
Association between wasted pressure effort and left ventricular hypertrophy in hypertension: influence of arterial wave reflectionJunichiro Hashimoto
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai, Japan
Am J Hypertens 21:329-33. 2008..The purpose of this study was to extract that component of extra myocardial oxygen requirement that is due to early systolic wave reflection, define it as wasted effort (DeltaE(w)), and examine its relationship to LV hypertrophy (LVH)...
Practical aspect of monitoring hypertension based on self-measured blood pressure at homeYutaka Imai
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Sendai
Intern Med 43:771-8. 2004..Home BP measurements, under such controlled conditions, should have a beneficial effect on the economics of diagnosing and treating hypertension...
Diurnal blood pressure variation and cardiovascular prognosis in a community-based study of Ohasama, JapanHirohito Metoki
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Hypertens Res 33:652-6. 2010..Ambulatory BP monitoring provides not only static, but also dynamic information about BP that should be considered to ensure effective management of hypertension and cardiovascular diseases...
Influence of alcohol intake on circadian blood pressure variation in Japanese men: the Ohasama studyManami Nakashita
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Am J Hypertens 22:1171-6. 2009..Therefore, the association between these two factors was examined...
Home blood pressure measurements associated with better blood pressure control: the J-HOME studyT Obara
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
J Hum Hypertens 22:197-204. 2008..21-1.47) and 1.23 (95% CI 1.06-1.37), respectively. Home BP measurements were associated with good hypertensive management. Our findings suggest that it is important that physicians recommend home BP measurements to their patients...
Prognostic significance of morning surge in blood pressure: which definition, which outcome?Takayoshi Ohkubo
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine, Sendai, Japan
Blood Press Monit 13:161-2. 2008..More prospective studies or meta-analyses are required to better elucidate the prognostic significance of the morning surge in BP...
The effects of physical activity and autonomic nerve tone on the daily fluctuation of blood pressureEiji Ino-Oka
Kohjinkai Central Hospital, Miyaginoku, Sendai, Japan
Clin Exp Hypertens 26:129-36. 2004..The results suggest the significance of simultaneous monitoring of physical activity and autonomic nerve function at the time of Bp monitoring...
[Morning surge]Hirohito Metoki
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine
Nippon Rinsho 64:39-43. 2006
The economic impact of the introduction of home blood pressure measurement for the diagnosis and treatment of hypertensionJin Funahashi
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Science and Medicine, Tokyo, Japan
Blood Press Monit 11:257-67. 2006..CONCLUSIONS: The introduction of home blood pressure measurement for the diagnosis and treatment of hypertension would be very effective to save costs...
[Measurement and evaluation of blood pressure]Ryusuke Inoue
The Tohoku University 21st Century COE Program Comprehensive Research and Education Center for Planning of Drug Development and Clinical Evaluation (CRESCENDO
Nippon Rinsho 64:494-7. 2006
[The Ohasama study]Takayoshi Ohkubo
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science
Nippon Rinsho 64:100-3. 2006
Predictive value of ambulatory heart rate in the Japanese general population: the Ohasama studyAtsushi Hozawa
Department of Health Science, Shiga University of Medical Science, Otsu, Japan
J Hypertens 26:1571-6. 2008..However, only a few studies have described the relationship between heart rate measured by ambulatory blood pressure monitoring devices and cardiovascular disease prediction...
[Ambulatory blood pressure monitoring and self-measurement of blood pressure at home]Atsushi Hozawa
Department of Public Health and Forensic Medicine, Tohoku University Graduate School of Medicine
Nippon Rinsho 62:403-7. 2004
[The Ohasama Study]Takayoshi Ohkubo
Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Science
Nippon Rinsho 62:18-21. 2004
[The autonomic nervous activity of hypertension]Noriko Ohisa
Department of Clinical Laboratory, Tohoku University Hospital, Sendai 980-8574
Rinsho Byori 50:899-905. 2002..The circadian variation of BP may be mediated at least in part by circadian variation of autonomic nervous system activity...
[HOMED-BP]Kei Asayama
Department of Clinical Pharmacology and Therapeutics, Tohoku University Graduate School of Pharmaceutical Sciences and Medicine
Nippon Rinsho 64:459-64. 2006
Introversion associated with large differences between screening blood pressure and home blood pressure measurement: The Ohasama studyAtsushi Hozawa
Department of Health Science, Shiga University of Medical Science, Shiga, Japan
J Hypertens 24:2183-9. 2006..To explore the effect of personality on screening blood pressures measured in clinical settings and home blood pressure measurements...
Prognostic value of ambulatory heart rate revisited in 6928 subjects from 6 populationsTine W Hansen
Research Center for Prevention and Health and Department of Clinical Physiology, Faculty of Health Sciences, Hvidovre University Hospital, Copenhagen, Denmark
Hypertension 52:229-35. 2008..With the exception of the night:day heart rate ratio, heart rate did not add to the risk stratification for fatal combined with nonfatal cardiovascular events. Thus, heart rate adds little to the prediction of cardiovascular risk...
Is blood pressure during the night more predictive of cardiovascular outcome than during the day?Yan Li
Department of Cardiovascular Diseases, Division of Hypertension and Cardiovascular Rehabilitation, Studies Coordinating Centre, University of Leuven, Leuven, Belgium
Blood Press Monit 13:145-7. 2008..The increased mortality in patients with higher NDR probably indicates reverse causality. Our findings support recording the ambulatory BP during the whole day...
Relation of blood pressure and all-cause mortality in 180,000 Japanese participants: pooled analysis of 13 cohort studiesYoshitaka Murakami
Department of Health Science, Shiga University of Medical Science, Seta tsukinowa cho, Otsu City, Shiga, 520 2192, Japan
Hypertension 51:1483-91. 2008..In conclusion, high blood pressure raised the risk of total mortality, and this trend was higher in the younger Japanese population...
Definition of masked hypertensionTaku Obara
J Hypertens 25:1511-2; author reply 1512-3. 2007
