Table 1.
Comparison of quantitative variables between depressed groups (cases) and control groups
| Quantitative variables | Controls | Cases | P-value |
|---|---|---|---|
| Energy (Kcal) b | 2634 ± 69 | 2887 ± 112 | 0.06 |
| Years of educationb | 12.2 ± 0.3 | 11.2 ± 0.46 | 0.04 |
| Birth rankb | 2.9 ± 0.12 | 3.07 ± 0.19 | 0.4 |
| Family Numberb | 3.7 ± 0.15 | 3.8 ± 0.08 | 0.2 |
| Cigarette use (No./week)b | 8.2 ± 2.8 | 2.6 ± 1.6 | 0.09 |
| Hookah use (times/week) b | 0.4 ± 0.22 | 0.08 ± 0.02 | 0.6 |
| Physical activity (MET-hr/d) a | 38.6 ± 0.33 | 36.9 ± 0.52 | 0.007 |
| BMI (kg/m2) a | 26.4 ± 0.49 | 26.4 ± 0.37 | 0.9 |
| Anxiety scorea | 7.2 ± 0.43 | 20.6 ± 0.96 | 0.001 |
a Independent samples T test b Mann-Whitney test BMI body mass index