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Table 1 Baseline characteristics of the study participants

From: The effects of spinach-derived thylakoid supplementation in combination with calorie restriction on anthropometric parameters and metabolic profiles in obese women with polycystic ovary syndrome: a randomized, double-blind, placebo-controlled clinical trial

Variable Thylakoid group (n = 21) Placebo group (n = 23) P
Age (y)d 31.86 (2.35) 32.04 (2.83) 0.81a
Age at menarche (y) d 12.40 (0.46) 12.33 (0.45) 0.59 b
Height (cm) d 159.33 (3.5) 158.00 (3.4) 0.21a
Physical activity e    1.00 c
Low 19 (90.5) 20 (87.0)  
Moderate 2 (9.5) 3 (13.0)  
High 0 (0.0) 0 (0.0)  
  1. d Values are presented as mean (SD)
  2. e Values are presented as number (%)
  3. a P based on Independent-samples t-test
  4. b P based on Mann-Whitney U test
  5. c P based on chi square test