| Variable | Number | OR [95%CI] | P-value |
| Sex | <0.041 | ||
| ・ Male | 288 | 1 | |
| ・ Female | 229 | 1.48 [1.01 - 2.16] | |
| Marital Status | 0.167 | ||
| ・ Single | 485 | 1 | |
| ・ Married | 17 | 0.4 [0.14 - 1.14] | |
| ・ Cohabitation | 15 | 0.62 [0.21 - 1.77] | |
| Housing mode | 0.358 | ||
| ・ Family | 240 | 1 | |
| ・ Guardian | 95 | 1.15 [0.70 - 1.89] | |
| ・ University dormitory | 29 | 0.59 [0.27 - 1.31] | |
| ・ Rent alone | 59 | 1.50 [0.80 - 2.5] | |
| ・ Rental with friends | 94 | 1.18 [0.7 - 2.01] | |