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Table 1 Comparison of continuous variables between hairdressers with and without lower limb varicose veins (VV)

From: Varicose veins in hairdressers and associated risk factors: a cross-sectional study

Variable With VV Without VV p value*
  Mean (SE) Mean (SE)  
Work history (year) (n =167) 30.5 (1.9) 24.0 (1.2) 0.005
Age (year) (n =171) 49.3 (1.6) 44.7 (1.1) 0.032
Body mass index (kg/m2) (n = 170) 23.5 (0.6) 23.0 (0.3) 0.407
Monthly standing work hours (hour) (n =135) 213.9 (11.3) 176.0 (7.6) 0.008
Childbirth (time) (n = 126) 2.46 (0.2) 2.14 (0.1) 0.105
Standing housework** (hour/week) (n =109) 12.3 (2.1) 10.1 (1.2) 0.334
  1. *two-sample t test; **for those who do any standing housework.