Table 1 Univariate analysis of FD and non-FD in recruits
All participants(N = 2594) | non-FD (N = 2548) | FD (N = 46) | P value | |
|---|---|---|---|---|
Age, years | 19.9 ± 1.5 | 19.9 ± 1.5 | 19.9 ± 1.6 | 0.712 |
BMI, Kg/m2 | 19.6 ± 2.6 | 19.6 ± 2.6 | 20.0 ± 2.6 | 0.228 |
Race | 0.337 | |||
Han | 2544 (98.0%) | 2498 (98.0%) | 46 (100.0%) | |
Minority nationality | 50 (2.0%) | 50 (2.0%) | 0 (0%) | |
Marriage | 1 | |||
Never married | 2588 (99.8%) | 2542 (99.8%) | 46 (100.0%) | |
Married | 6 (0.2%) | 6 (0.2%) | 0 (0%) | |
Education | 0.464 | |||
Junior high school and below | 11 (0.4%) | 11 (0.4%) | 0 (0%) | |
High school | 760 (29.3%) | 750 (29.4%) | 10 (21.7%) | |
University | 1823 (70.3%) | 1787 (70.2%) | 36 (78.3%) | |
Smoking | 539 (20.8%) | 526 (20.6%) | 13 (28.3%) | 0.207 |
Drinking | 163 (6.3%) | 152 (6.0%) | 11 (23.9%) | <0.001 |
Exercise days per week, days | 4.8 ± 1.8 | 4.8 ± 1.8 | 4.3 ± 2.5 | 0.256 |
Time of each exercise | <0.001 | |||
0 | 36 (1.4%) | 31 (1.2%) | 5 (10.9%) | |
0< ≤0.5 h | 93 (3.6%) | 90 (3.5%) | 3 (6.5%) | |
0.5 h< ≤1 h | 664 (25.6%) | 650 (25.5%) | 14 (30.4%) | |
1 h< ≤2 h | 1088 (41.9%) | 1078 (42.3%) | 10 (21.7%) | |
> 2 h | 713 (27.5%) | 699 (27.4%) | 14 (30.4%) | |
Exercise intensity | <0.001 | |||
no exercise | 36 (1.4%) | 31 (1.2%) | 5 (10.9%) | |
Mild intensity | 454 (17.5%) | 452 (17.7%) | 2 (4.3%) | |
Moderate intensity | 1538 (59.3%) | 1514 (59.4%) | 24 (52.2%) | |
High intensity | 566 (21.8%) | 551 (21.6%) | 15 (32.6%) |