Research Topics
| B C OpmeerSummaryAffiliation: Academic Medical Center Country: The Netherlands Publications
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Detail Information
Publications
Laparoscopy to predict the result of primary cytoreductive surgery in advanced ovarian cancer patients (LapOvCa-trial): a multicentre randomized controlled studyMarianne J Rutten
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
BMC Cancer 12:31. 2012..In this study we aim to assess whether adding laparoscopy to the diagnostic work-up of patients suspected of advanced ovarian carcinoma may prevent unsuccessful primary debulking surgery for ovarian cancer...
Assessment of perinatal outcome after sustained tocolysis in early labour (APOSTEL-II trial)Carolien Roos
Department of Obstetrics and Gynaecology, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands
BMC Pregnancy Childbirth 9:42. 2009..This allows transfer of the patient to a perinatal centre, and maximizes the effect of corticosteroids for improved neonatal survival. It is questionable whether treatment with tocolytics should be maintained after 48 hours...
Long-term health-related and economic consequences of short-term outcomes in evaluation of perinatal interventionsMargreet J Teune
Academic Medical Center Amsterdam, The Netherlands
BMC Pregnancy Childbirth 10:42. 2010..We would invite these researchers also to join our effort and to collaborate with us on the external validation of our prediction models...
Cost-effectiveness of fibronectin testing in a triage in women with threatened preterm labor: alleviation of pregnancy outcome by suspending tocolysis in early labor (APOSTEL-I trial)Jolande Y Vis
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
BMC Pregnancy Childbirth 9:38. 2009..We will assess whether triage of these women with fibronectin testing, cervical length or their combination is cost-effective...
Induction of labour versus expectant management in women with preterm prelabour rupture of membranes between 34 and 37 weeks (the PPROMEXIL-trial)David P van der Ham
Department of Obstetrics and Gynaecology, VieCuri Medical Centre Venlo, The Netherlands
BMC Pregnancy Childbirth 7:11. 2007..g., respiratory distress syndrome (RDS)) and a possible rise in the number of instrumental deliveries...
Individual patient data meta-analysis of diagnostic and prognostic studies in obstetrics, gynaecology and reproductive medicineKimiko A Broeze
Centre for Reproductive Medicine, Department of Obstetrics and Gynaecology, Academic Medical Centre AMC, Amsterdam, The Netherlands
BMC Med Res Methodol 9:22. 2009..In this study we will examine these potential benefits in four clinical diagnostic problems in the field of gynaecology, obstetrics and reproductive medicine...
IMproving PArticipation of patients in Clinical Trials--rationale and design of IMPACTKatrien Oude Rengerink
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
BMC Med Res Methodol 10:85. 2010..We aim to identify barriers and facilitators for successful patient recruitment at the level of the patient, the doctor and the hospital organization as well as the organization and design of trials over a broad range of studies...
Costs associated with shorter duration of antibiotic therapy in hospitalized patients with mild-to-moderate severe community-acquired pneumoniaB C Opmeer
Academic Medical Centre, Department of Clinical Epidemiology, Biostatistics and Bioinformatics, PO Box 22660, 1100 DD Amsterdam, The Netherlands
J Antimicrob Chemother 60:1131-6. 2007..This study evaluates the costs associated with 3 versus 8 day antibiotic therapy and subsequent follow-up in patients hospitalized with mild-to-moderate-severe community-acquired pneumonia...
Improving the existing diagnostic strategy by accounting for characteristics of the women in the diagnostic work up for postmenopausal bleedingB C Opmeer
Department of Clinical Epidemiology and Biostatistics, Academic Medical Centre, Amsterdam, The Netherlands
BJOG 114:51-8. 2007....
Patients with moderate-to-severe plaque psoriasis preferred oral therapies to phototherapies: a preference assessment based on clinical scenarios with trade-off questionsB C Opmeer
Department of Clinical Epidemiology, Biostatistics and Bioinformatics, Academic Medical Center, University of Amsterdam, P O Box 22660, 1100 DD, Amsterdam, The Netherlands
J Clin Epidemiol 60:696-703. 2007..As an alternative, we assessed patients' treatment preferences and trade-offs for five common systemic therapies for psoriasis...
Risk factors for complex care needs in general medical inpatients: results from a European studyP de Jonge
Psychiatric C L service, Vrije Universiteit Hospital, Amsterdam, The Netherlands
Psychosomatics 42:213-21. 2001....
Chlamydia trachomatis IgG seropositivity is associated with lower natural conception rates in ovulatory subfertile women without visible tubal pathologyS F P J Coppus
Centre for Reproductive Medicine, Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
Hum Reprod 26:3061-7. 2011..This study aimed to determine whether positive CAT serology is associated with lower spontaneous pregnancy rates in women in whom HSG and/or diagnostic laparoscopy showed no visible tubal pathology...
Referral pattern of neurological patients to psychiatric Consultation-Liaison Services in 33 European hospitalsP de Jonge
Psychiatrische Consultatieve Dienst, Academisch Ziekenhuis der Vrije Universiteit, Postbus 7057, 1007 MB, Amsterdam, The Netherlands
Gen Hosp Psychiatry 23:152-7. 2001..An appeal is made for a standardized referral procedure including admission screening method, detecting patients at risk for nonstandard care during their hospital admission...
Care complexity in the general hospital: results from a European studyP de Jonge
Psychiatric C L service, Vrije Universiteit Hospital, Amsterdam, The Netherlands
Psychosomatics 42:204-12. 2001..The authors show how objective and subjective complexity indicators can be used for early and valid detection of patients needing interdisciplinary care...
Identifying subfertile ovulatory women for timely tubal patency testing: a clinical decision rule based on medical historyS F P J Coppus
Centre for Reproductive Medicine, Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
Hum Reprod 22:2685-92. 2007..At present, it is unclear for which women early tubal testing is indicated, and in whom it can be deferred...
Estimating the risk of gestational diabetes mellitus: a clinical prediction model based on patient characteristics and medical historyM van Leeuwen
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
BJOG 117:69-75. 2010..To develop a clinical prediction rule that can help the clinician to identify women at high and low risk for gestational diabetes mellitus (GDM) early in pregnancy in order to improve the efficiency of GDM screening...
Integration of patient characteristics and the results of Chlamydia antibody testing and hysterosalpingography in the diagnosis of tubal pathology: an individual patient data meta-analysisK A Broeze
Center for Reproductive Medicine, Department of Obstetrics and Gynaecology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
Hum Reprod 27:2979-90. 2012..We used individual patient data meta-analysis to assess this question...
Chlamydia antibody testing and diagnosing tubal pathology in subfertile women: an individual patient data meta-analysisK A Broeze
Centre for Reproductive Medicine, Department of Obstetrics and Gynaecology, Academic Medical Centre AMC, Amsterdam, The Netherlands
Hum Reprod Update 17:301-10. 2011..The aim of this study was to reassess the accuracy of CAT in diagnosing tubal pathology by individual patient data (IPD) meta-analysis for three different CAT assays...
Diagnostic value of serum hCG on the outcome of pregnancy of unknown location: a systematic review and meta-analysisN M Van Mello
Department of Obstetrics and Gynaecology, Academic Medical Centre, DE Amsterdam, The Netherlands
Hum Reprod Update 18:603-17. 2012..Well defined prospective comparative studies using standardized diagnostics and clinical application plus agreed definitions of outcome are required to identify the best strategy to diagnose pregnancy outcome in women with PUL...
Glucose challenge test for detecting gestational diabetes mellitus: a systematic reviewM van Leeuwen
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
BJOG 119:393-401. 2012..The best strategy to identify women with gestational diabetes mellitus (GDM) is unclear...
Cyclosporin trough levels: is monitoring necessary during short-term treatment in psoriasis? A systematic review and clinical data on trough levelsV M R Heydendael
Department of Dermatology, Academic Medical Center, University of Amsterdam, PO Box 22660, The Netherlands
Br J Dermatol 147:122-9. 2002..Cyclosporin is an effective treatment for severe plaque psoriasis. Unfortunately, its use may be limited by time- and dose-related nephrotoxicity. Serum trough levels may be useful for monitoring the risk of nephrotoxicity...
Development and validation of a short questionnaire in community acquired pneumoniaR El Moussaoui
Department of Internal Medicine, Division of Infectious Diseases, Tropical Medicine, and AIDS, Academic Medical Center, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Thorax 59:591-5. 2004..We have developed a measurement and evaluated its psychometric properties in 67 patients admitted with CAP...
Are patient characteristics associated with the accuracy of hysterosalpingography in diagnosing tubal pathology? An individual patient data meta-analysisK A Broeze
Center for Reproductive Medicine, Department of Obstetrics and Gynaecology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
Hum Reprod Update 17:293-300. 2011..The impact of patient characteristics on the accuracy of HSG is unknown. The aim of this study was to assess by individual patient data meta-analysis whether the accuracy of HSG is associated with different patient characteristics...
External validation of a clinical scoring system for the risk of gestational diabetes mellitusM van Leeuwen
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
Diabetes Res Clin Pract 85:96-101. 2009..A prediction rule by means of a clinical scoring system is available, but has never been validated externally. The aim of this study was to validate the scoring system...
Evaluating prediction models in reproductive medicineS F P J Coppus
Department of Obstetrics and Gynaecology, Centre for Reproductive Medicine, Academic Medical Centre, Amsterdam, The Netherlands
Hum Reprod 24:1774-8. 2009....
Should endometrial polyps be removed in patients with postmenopausal bleeding?-an assessment of study designs and report of a failed randomised controlled trial (ISRCTN73825127)A Timmermans
Department of Obstetrics and Gynaecology, Academic Medical Centre Amsterdam, Amsterdam, The Netherlands
BJOG 116:1391-5. 2009..Therefore, we propose an alternative design, which might be more feasible...
Salpingotomy or salpingectomy in tubal ectopic pregnancy: what do women prefer?N M Van Mello
Department of Obstetrics and Gynaecology, University of Amsterdam, Amsterdam, The Netherlands
Reprod Biomed Online 21:687-93. 2010..The risk of additional treatment in the case of persistent trophoblast after salpingotomy was acceptable if compensated by a small rise in intrauterine pregnancy rate...
Patients' preferences in the evaluation of postmenopausal bleedingA Timmermans
Department of Perinatology and Gynaecology, UMC Utrecht, Utrecht, The Netherlands
BJOG 114:1146-9. 2007..To assess patients' preferences for diagnostic management of postmenopausal bleeding (PMB)...
Capacity of endometrial thickness measurement to diagnose endometrial carcinoma in asymptomatic postmenopausal women: a systematic review and meta-analysisM C Breijer
Department of Obstetrics and Gynecology, Academic Medical Center, Amsterdam, The Netherlands
Ultrasound Obstet Gynecol 40:621-9. 2012....
Diagnostic strategies for postmenopausal bleedingM C Breijer
Department of Clinical Epidemiology, Biostatistics and Bioinformatics, Academic Medical Center, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands
Obstet Gynecol Int 2010:850812. 2010..The best diagnostic strategy for diagnosing endometrial carcinoma in patients with PMB still remains controversial. Future research should be focussed on achieving a higher accuracy of different diagnostic strategies...
Cervical length measurement for the prediction of preterm birth in multiple pregnancies: a systematic review and bivariate meta-analysisA C Lim
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
Ultrasound Obstet Gynecol 38:10-7. 2011..To review the literature on cervical length as a predictor of preterm birth in asymptomatic women with a multiple pregnancy...
The predictive value of medical history taking and Chlamydia IgG ELISA antibody testing (CAT) in the selection of subfertile women for diagnostic laparoscopy: a clinical prediction model approachS F P J Coppus
Centre for Reproductive Medicine, Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
Hum Reprod 22:1353-8. 2007..We assessed therefore whether the combination of medical history and CAT improves the efficiency of selecting patients for laparoscopy as compared to the use of either medical history or CAT...
Factors associated with posttraumatic stress symptoms in a prospective cohort of patients after abdominal sepsis: a nomogramKimberly R Boer
Department of Clinical Epidemiology, Biostatistics and Bioinformatics, Academic Medical Center, University of Amsterdam, 1100 DE, PO Box 22700, Amsterdam, The Netherlands
Intensive Care Med 34:664-74. 2008..To determine to what extent patients who have survived abdominal sepsis suffer from symptoms of posttraumatic stress disorder (PTSD) and depression, and to identify potential risk factors for PTSD symptoms...
Consultation-Liaison psychiatric service delivery: results from a European studyF J Huyse
Head Department of Consultation Liaison Psychiatry, Hospital of the Free University, Amsterdam, The Netherlands
Gen Hosp Psychiatry 23:124-32. 2001..5%. C-L services in European countries are mainly emergency psychiatric services and perform an important bridge function between primary, general health, and mental health care...
An economic analysis of induction of labour and expectant monitoring in women with gestational hypertension or pre-eclampsia at term (HYPITAT trial)S M C Vijgen
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
BJOG 117:1577-85. 2010..To assess the economic consequences of labour induction compared with expectant monitoring in women with gestational hypertension or pre-eclampsia at term...
The relation between age, time since menopause, and endometrial cancer in women with postmenopausal bleedingH C van Doorn
Department of Obstetrics and Gynaecology, University Medical Centre Utrecht, Utrecht, The Netherlands
Int J Gynecol Cancer 17:1118-23. 2007..Future studies should explore whether these findings can be incorporated in the diagnostic work-up of women with postmenopausal bleeding...
What is the recurrence rate of postmenopausal bleeding in women who have a thin endometrium during a first episode of postmenopausal bleeding?H C van Doorn
Department of Obstetrics and Gynecology, Erasmus Medical Center, Rotterdam, The Netherlands
Acta Obstet Gynecol Scand 87:89-93. 2008..To determine the incidence and significance of recurrent postmenopausal bleeding among women diagnosed with an endometrial thickness < or =4 mm after a first episode of postmenopausal bleeding...
Inadequate office endometrial sample requires further evaluation in women with postmenopausal bleeding and abnormal ultrasound resultsH C van Doorn
Department of Gynecological Oncology, Erasmus Medical Center, University of Rotterdam, The Netherlands
Int J Gynaecol Obstet 99:100-4. 2007..To determine whether further histologic assessment can be omitted after office sampling produced a nondiagnostic specimen...
Routine use of hysterosalpingography prior to diagnostic laparoscopy in the fertility workupS F P J Coppus
Hum Reprod 21:2725-6; author reply 2726-7. 2006
