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Table 1 Baseline demographic data of patients

From: Effect of vitamin E on oxidative stress level in blood, synovial fluid, and synovial tissue in severe knee osteoarthritis: a randomized controlled study

  Group A Group B p value
Number of patients 35 31
Age, years 69.20 ± 1.30 69.50 ± 1.30 0.87
Sex
 Male/female 9/26 2/29
Weight, kg 63.90 ± 1.60 60.10 ± 2.00 0.13
Height, cm 155.10 ± 1.30 154.80 ± 1.20 0.90
Body mass index, kg/m2 26.60 ± 0.60 25.00 ± 0.40 0.09
Kellgren–Lawrence grading
 Grade 3 10 9
 Grade 4 25 22
  1. Data are presented as number of patients or mean ± standard deviation