Table 1.
Baseline characteristics of survey participants.
| Characteristics | Male | Female | Total | p-Value |
|---|---|---|---|---|
| Sex, N (%) | 8159 (67.02%) | 4015 (32.98%) | 12,174 | |
| Age (year), mean (SD) | 18.12 ± 0.78 | 18.08 ± 0.68 | 18.11 ± 0.75 | 0.002 |
| Freshman cohort, N (%) | ||||
| 2013–2014 | 2010 (24.64%) | 1015 (25.28%) | 3025 (24.85%) | 0.023 |
| 2014–2015 | 1966 (24.10%) | 1053 (26.23%) | 3019 (24.80%) | |
| 2015–2016 | 2000 (24.51%) | 936 (23.31%) | 2936 (24.12%) | |
| 2016–2017 | 2183 (26.76%) | 1011 (25.18%) | 3194 (26.24%) | |
| Body mass index, mean (SD) | ||||
| BMI (kg/m2) | 21.89 ± 3.41 | 20.18 ± 2.92 | 21.33 ± 3.36 | 0.001 |
| Smoking, N (%) | 44 (0.54%) | 7 (0.17%) | 51 (0.42%) | 0.003 |
| Drinking, N (%) | 260 (3.19%) | 41 (1.02%) | 301 (2.59%) | 0.001 |
| Self-rated physical health, mean (SD) | ||||
| Physical health score (1–10) | 5.59 ± 1.81 | 5.56 ± 1.68 | 5.58 ± 1.77 | 0.215 |
| Self-rated mental health, mean (SD) | ||||
| Mental health score (1–10) | 6.64 ± 1.95 | 6.62 ± 1.92 | 6.63 ± 1.94 | 0.310 |
| Disease number, mean (SD) | 1.38 ± 0.87 | 1.42 ± 0.86 | 1.39 ± 0.87 | 0.979 |
| SB (h/week), mean (SD) a | 9.20 ± 2.80 | 9.30 ± 2.86 | 9.23 ± 2.82 | 0.963 |
a SB = Sedentary behavior, BMI = body mass index.