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Table 1 Participant characteristics stratified by gender

From: Adolescent wine consumption is inversely associated with long-term weight gain: results from follow-up of 20 or 22 years

Characteristics Male (40.9%)a
n = 294
Female (59.1%)a
n = 426
P-valueb
Age (years) 16.9 (0.98) 17.0 (1.01) 0.23
BMI kg/m2 (baseline) 20.5 (2.1) 20.2 (2.2) 0.06
BMI kg/m2 (follow up) 25.3 (3.1) 23.7 (4.1) < 0.001
Total alcohol intake (unit/wk) 2.06 (1.74) 1.56 (1.58) 0.04
 Total beer intake (unit/wk) 1.02 (1.26) 0.63 (0.91) < 0.001
 Total wine intake (unit/wk) 0.70 (0.93) 0.65 (1.04) 0.001
 Total spirit intake (unit/wk) 0.37 (0.45) 0.35 (0.46) 0.50
Physical activity level
 (MET scores) 4.73 (6.30) 5.34 (7.15) 0.25
 SES (%)    0.10
  Low 33.6% 41.1%  
  Medium 29.5% 27.0%  
  High 36.9% 31.9%  
 Smoking (%)    0.03
  Smoker 18% 25%  
  Non-smoker 82% 75%  
  1. ameans ± standard deviation
  2. bIndependent t test for continuous variables and chi-square test for categorical variables