Njeri Karanja

Summary

Affiliation: Kaiser Permanente
Country: USA

Publications

  1. ncbi request reprint Steps to soulful living (steps): a weight loss program for African-American women
    Njeri Karanja
    Kaiser Permanente Center for Health Research, Portland, Oregon 97227 1098, USA
    Ethn Dis 12:363-71. 2002
  2. pmc A community-based intervention to prevent obesity beginning at birth among American Indian children: study design and rationale for the PTOTS study
    Njeri Karanja
    Center for Health Research, Kaiser Permanente Northwest Hawaii Southeast, 3800 N Interstate Avenue, Portland, OR 97227, USA
    J Prim Prev 33:161-74. 2012
  3. doi request reprint The TOTS community intervention to prevent overweight in American Indian toddlers beginning at birth: a feasibility and efficacy study
    Njeri Karanja
    Center for Health Research, Kaiser, Permanente Northwest 3800 N Interstate Avenue, Portland, OR 97227, USA
    J Community Health 35:667-75. 2010
  4. ncbi request reprint The DASH diet for high blood pressure: from clinical trial to dinner table
    Njeri Karanja
    Kaiser Permanente Center for Health Research, Portland, OR 97227, USA
    Cleve Clin J Med 71:745-53. 2004
  5. ncbi request reprint One-year results from a brief, computer-assisted intervention to decrease consumption of fat and increase consumption of fruits and vegetables
    Victor J Stevens
    Kaiser Permanente Center for Health Research, Portland, OR 97227, USA
    Prev Med 36:594-600. 2003
  6. ncbi request reprint Randomized trial of a brief dietary intervention to decrease consumption of fat and increase consumption of fruits and vegetables
    Victor J Stevens
    Kaiser Permanente Center for Health Research, Portland, Oregon, 3800 N Interstate Avenue, Portland, Oregon 97227, USA
    Am J Health Promot 16:129-34. 2002
  7. pmc Healthy Moms, a randomized trial to promote and evaluate weight maintenance among obese pregnant women: study design and rationale
    Kimberly K Vesco
    Center for Health Research, Kaiser Permanente, Northwest, Portland, OR 97227, USA
    Contemp Clin Trials 33:777-85. 2012
  8. pmc Acceptability of sodium-reduced research diets, including the Dietary Approaches To Stop Hypertension diet, among adults with prehypertension and stage 1 hypertension
    Njeri Karanja
    Kaiser Permanente Center for Health Research, Portland, OR, USA
    J Am Diet Assoc 107:1530-8. 2007
  9. pmc Reliability of plasma carotenoid biomarkers and its relation to study power
    Wael K Al-Delaimy
    Cancer Prevention and Control Program, Moores UCSD Cancer Center, University of California, San Diego, La Jolla, CA 92093 0901, USA
    Epidemiology 19:338-44. 2008
  10. pmc Telephone counseling helps maintain long-term adherence to a high-vegetable dietary pattern
    John P Pierce
    Moores UCSD Cancer Center, University of California, San Diego, La Jolla, CA 92093, USA
    J Nutr 137:2291-6. 2007

Research Grants

Detail Information

Publications22

  1. ncbi request reprint Steps to soulful living (steps): a weight loss program for African-American women
    Njeri Karanja
    Kaiser Permanente Center for Health Research, Portland, Oregon 97227 1098, USA
    Ethn Dis 12:363-71. 2002
    ..Steps to Soulful Living (Steps) was a pilot study to test the effects of a culturally adapted weight loss program on weight loss in African-American women...
  2. pmc A community-based intervention to prevent obesity beginning at birth among American Indian children: study design and rationale for the PTOTS study
    Njeri Karanja
    Center for Health Research, Kaiser Permanente Northwest Hawaii Southeast, 3800 N Interstate Avenue, Portland, OR 97227, USA
    J Prim Prev 33:161-74. 2012
    ..The strengths and weaknesses of PTOTS include a focus on a critical growth phase, placement in the community, and intervention at many levels, using a variety of approaches...
  3. doi request reprint The TOTS community intervention to prevent overweight in American Indian toddlers beginning at birth: a feasibility and efficacy study
    Njeri Karanja
    Center for Health Research, Kaiser, Permanente Northwest 3800 N Interstate Avenue, Portland, OR 97227, USA
    J Community Health 35:667-75. 2010
    ..75, P = 0.016). Family, plus community-wide interventions to increase breastfeeding and curtail sugar-sweetened beverages attenuate BMI rise in AI/AN toddlers more than community-wide interventions alone...
  4. ncbi request reprint The DASH diet for high blood pressure: from clinical trial to dinner table
    Njeri Karanja
    Kaiser Permanente Center for Health Research, Portland, OR 97227, USA
    Cleve Clin J Med 71:745-53. 2004
    ..These studies have greatly expanded our knowledge of nonpharmacologic interventions to prevent and manage hypertension. They also underscore the need for diet and lifestyle counseling in the primary care setting...
  5. ncbi request reprint One-year results from a brief, computer-assisted intervention to decrease consumption of fat and increase consumption of fruits and vegetables
    Victor J Stevens
    Kaiser Permanente Center for Health Research, Portland, OR 97227, USA
    Prev Med 36:594-600. 2003
    ..Current cancer prevention recommendations include reducing consumption of fat and increasing consumption of fruits and vegetables...
  6. ncbi request reprint Randomized trial of a brief dietary intervention to decrease consumption of fat and increase consumption of fruits and vegetables
    Victor J Stevens
    Kaiser Permanente Center for Health Research, Portland, Oregon, 3800 N Interstate Avenue, Portland, Oregon 97227, USA
    Am J Health Promot 16:129-34. 2002
    ..This study tested the efficacy of a computer-assisted counseling intervention to reduce diet-related cancer risk...
  7. pmc Healthy Moms, a randomized trial to promote and evaluate weight maintenance among obese pregnant women: study design and rationale
    Kimberly K Vesco
    Center for Health Research, Kaiser Permanente, Northwest, Portland, OR 97227, USA
    Contemp Clin Trials 33:777-85. 2012
    ..Observational studies suggest that minimal or no gestational weight gain (GWG) may minimize the risk of adverse pregnancy outcomes for obese women...
  8. pmc Acceptability of sodium-reduced research diets, including the Dietary Approaches To Stop Hypertension diet, among adults with prehypertension and stage 1 hypertension
    Njeri Karanja
    Kaiser Permanente Center for Health Research, Portland, OR, USA
    J Am Diet Assoc 107:1530-8. 2007
    ..Examine the acceptability of sodium-reduced research diets...
  9. pmc Reliability of plasma carotenoid biomarkers and its relation to study power
    Wael K Al-Delaimy
    Cancer Prevention and Control Program, Moores UCSD Cancer Center, University of California, San Diego, La Jolla, CA 92093 0901, USA
    Epidemiology 19:338-44. 2008
    ..We assessed reliability of plasma carotenoid levels over time and how it could influence study power through sample size and effect-size...
  10. pmc Telephone counseling helps maintain long-term adherence to a high-vegetable dietary pattern
    John P Pierce
    Moores UCSD Cancer Center, University of California, San Diego, La Jolla, CA 92093, USA
    J Nutr 137:2291-6. 2007
    ..This large change will allow testing of hypotheses on the role of dietary change in preventing additional breast cancer events...
  11. pmc Influence of a diet very high in vegetables, fruit, and fiber and low in fat on prognosis following treatment for breast cancer: the Women's Healthy Eating and Living (WHEL) randomized trial
    John P Pierce
    Moores UCSD Cancer Center, University of California, San Diego, La Jolla, CA 92093 0901, USA
    JAMA 298:289-98. 2007
    ..Evidence is lacking that a dietary pattern high in vegetables, fruit, and fiber and low in total fat can influence breast cancer recurrence or survival...
  12. ncbi request reprint Achieving healthy weight in African-American communities: research perspectives and priorities
    Shiriki K Kumanyika
    Department of Biostatistics and Epidemiology, University of Pennsylvania School of Medicine, Philadelphia, 19104 6021, USA
    Obes Res 13:2037-47. 2005
    ....
  13. ncbi request reprint Reductions in dietary energy density are associated with weight loss in overweight and obese participants in the PREMIER trial
    Jenny H Ledikwe
    Department of Nutritional Sciences, Pennsylvania State University, University Park, PA 16802, USA
    Am J Clin Nutr 85:1212-21. 2007
    ..Dietary energy density (ED) reductions are associated with energy intake (EI) reductions. Little is known about influences on body weight (BW)...
  14. ncbi request reprint Diet and lifestyle recommendations revision 2006: a scientific statement from the American Heart Association Nutrition Committee
    Alice H Lichtenstein
    Circulation 114:82-96. 2006
    ..By adhering to these diet and lifestyle recommendations, Americans can substantially reduce their risk of developing cardiovascular disease, which remains the leading cause of morbidity and mortality in the United States...
  15. ncbi request reprint Estimation of energy requirements in a controlled feeding trial
    Pao Hwa Lin
    Sarah W Stedman Center for Nutritional Studies, Duke University Medical Center, Durham, NC 27710, USA
    Am J Clin Nutr 77:639-45. 2003
    ..Estimating energy requirements is a frequent task in clinical studies...
  16. doi request reprint Low-fat dietary pattern and risk of treated diabetes mellitus in postmenopausal women: the Women's Health Initiative randomized controlled dietary modification trial
    Lesley F Tinker
    Women s Health Initiative, Fred Hutchinson Cancer Research Center, PO Box 19024, Mail Stop M3 A410, Seattle, WA 98109, USA
    Arch Intern Med 168:1500-11. 2008
    ..This study was undertaken to assess the effects of a low-fat dietary pattern on incidence of treated diabetes among generally healthy postmenopausal women...
  17. ncbi request reprint Dietary approaches to prevent and treat hypertension: a scientific statement from the American Heart Association
    Lawrence J Appel
    Hypertension 47:296-308. 2006
    ....
  18. pmc Reproductive steroid hormones and recurrence-free survival in women with a history of breast cancer
    Cheryl L Rock
    Cancer Prevention and Control Program, Moores UCSD Cancer Center, University of California San Diego, 3855 Health Sciences Drive, La Jolla, CA 92093 0901, USA
    Cancer Epidemiol Biomarkers Prev 17:614-20. 2008
    ....
  19. pmc Expanding the obesity research paradigm to reach African American communities
    Shiriki K Kumanyika
    University of Pennsylvania School of Medicine, CCEB, 8th Floor Blockley Hall, 423 Guardian Dr, Philadelphia PA 19104 6021, USA
    Prev Chronic Dis 4:A112. 2007
    ..This expanded paradigm, for which development is ongoing, poses new challenges for researchers who focus on obesity and obesity-related health disparities but also promises discovery of new directions that can lead to new solutions...
  20. ncbi request reprint Dietary fat reduction and breast cancer outcome: interim efficacy results from the Women's Intervention Nutrition Study
    Rowan T Chlebowski
    Department of Medicine, Los Angeles Biomedical Research Institute at Harbor UCLA Medical Center, 1124 West Carson St, Building J 3, Torrance, CA 90502 2064, USA
    J Natl Cancer Inst 98:1767-76. 2006
    ..We carried out a randomized, prospective, multicenter clinical trial to test the effect of a dietary intervention designed to reduce fat intake in women with resected, early-stage breast cancer receiving conventional cancer management...
  21. ncbi request reprint Summary of American Heart Association Diet and Lifestyle Recommendations revision 2006
    Alice H Lichtenstein
    Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111, USA
    Arterioscler Thromb Vasc Biol 26:2186-91. 2006
  22. pmc Tamoxifen, hot flashes and recurrence in breast cancer
    Joanne E Mortimer
    Cancer Prevention and Control Program, Moores UCSD Cancer Center, University of California, San Diego, La Jolla, CA 92093 0901, USA
    Breast Cancer Res Treat 108:421-6. 2008
    ..The strength of this finding suggests that further study of the relationship between hot flashes and breast cancer progression is warranted. Additional work is warranted to clarify the mechanism of hot flashes in this setting...

Research Grants9

  1. Benefits & hazards of ketogenic low carbohydrate diets
    Njeri Karanja; Fiscal Year: 2002
    ..We will use information gained in this pilot study to design more comprehensive studies that evaluate these alternative diets in a more rigorous fashion. ..
  2. Metabolic Consequences of Low & High Carbohydrate Diets
    Njeri Karanja; Fiscal Year: 2007
    ..The primary outcome is a change in weight between the beginning of the study and the end of 30 months of follow-up. ..
  3. Primordial Prevention of Overweight in AI Children
    Njeri Karanja; Fiscal Year: 2007
    ..The primary outcome is BMI Z scores at ages 24-30 months. (End of Abstract) ..
  4. Primordial Prevention of Overweight in AI Children
    Njeri Karanja; Fiscal Year: 2007
    ..The primary outcome is BMI Z scores at ages 24-30 months. ..