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Table 1 Characteristics of study participants enrolled in the expanded Jamaican reproducibility and validation / calibration a study

From: Use of a food frequency questionnaire to assess diets of Jamaican adults: validation and correlation with biomarkers

  Samples
  Dietary intakes Biomarker a
  Males Females  
   n 31 39 176
Age (years): mean ± sd 40.9 ± 16.5 41.5 ± 16.8 61.6 ± 10.5†
Weight (kg): mean ± sd 77.9 ± 13.4 77.5 ± 20.6 74.8 ± 14.1
Height (m): mean ± sd 172.7 ± 6.6 161.6 ± 7.8** 171.6 ± 7.2
Body mass index (kg/m2) 26.1 ± 4.0 29.7 ± 8.1* 25.3 ± 4.4
Obesity (BMI≥30.0 kg/m2) (%) 14.3 34.2 14.8
  1. a Control population enrolled in the diet and prostate cancer study.
  2. *p < 0.05; **p < 0.0001; genders significantly different
  3. † Males in biomarker and dietary samples significantly different.
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