Table 1.
Characteristics of participants included in the cross-sectional study
| Characteristics | Total (n = 214) | Men (n = 84) | Women (n = 130) |
|---|---|---|---|
| Age, years | 26.2 ± 3.9 | 26.4 ± 3.8 | 26.1 ± 3.9 |
| Height, cm | 167.0 ± 7.5 | 174.1 ± 5.3 | 162.4 ± 4.6 |
| Weight, kg | 62.5 ± 13.0 | 73.9 ± 11.5 | 55.1 ± 7.5 |
| BMI, kg/m2 | 22.2 ± 3.3 | 24.3 ± 3.3 | 20.9 ± 2.4 |
| Current smoker, n (%) | 14 (6.5) | 9 (10.7) | 5 (3.8) |
| Physical activity level | |||
| Low, n (%) | 106 (49.5) | 31 (36.9) | 75 (57.7) |
| High, n (%) | 108 (50.5) | 53 (63.1) | 55 (42.3) |
| Alcohol user, n (%) | 176 (82.2) | 74 (88.1) | 102 (78.5) |
| Vitamin C supplement users, n (%) | 60 (28.0) | 29 (34.5) | 39 (30.0) |
| Serum vitamin C concentration, μmol/L | 56.0 ± 17.6 | 51.4 ± 19.1 | 58.9 ± 15.9 |
| Vitality | |||
| Fatigue | 8.9 ± 2.2 | 8.7 ± 2.1 | 9.1 ± 2.2 |
| Attention | 7.8 ± 2.0 | 8.0 ± 2.0 | 7.7 ± 2.0 |
| Mood | |||
| Stress | 40.6 ± 26.7 | 33.1 ± 23.3 | 45.4 ± 27.7 |
| Depression | 7.6 ± 6.5 | 5.4 ± 5.0 | 9.0 ± 6.9 |
| Positive affect | 18.8 ± 7.6 | 20.5 ± 7.5 | 17.8 ± 7.5 |
| Negative affect | 9.7 ± 6.7 | 8.5 ± 6.2 | 10.5 ± 6.9 |
Values are mean ± SD or categorical total