| Variables | Frequency (%) |
| Total (%) | 705 (100) |
| University |
|
| Private | 205 (29.1) |
| Public | 500 (70.9) |
| Residency area |
|
| Urban | 243 (34.5) |
| Rural | 461 (65.5) |
| Age |
|
| 17 - 19 | 275 (36.5) |
| 20 - 29 | 436 (61.8) |
| 30 and higher | 12 (1.7) |
| living with parents |
|
| Yes | 632 (89.6) |
| No | 73 (10.4) |
| Working |
|
| Yes | 192 (27.2) |
| No | 513 (72.8) |
| GPA (n = 642) |
|
| <1.99 | 21 (3.3) |
| 2 - 2.99 | 300 (46.7) |
| ≥3 | 321 (50) |
| Alcohol |
|
| Yes | 99 (14) |
| No | 606 (86) |
| Smoking |
|
| Yes | 142 (20.1) |
| No | 563 (79.9) |
| Physical activity |
|
| Yes | 438 (62.1) |
| No | 267 (37.9) |
| Insomnia |
|
| Yes | 197 (27.9) |
| No | 508 (72.1) |
| Back pain |
|
| Yes | 251 (35.6) |
| No | 454 (64.4) |
| Neck pain |
|
| Yes | 198 (28.1) |
| No | 507 (71.9) |
| Headache |
|
| Yes | 348 (49.4) |
| No | 357 (50.6) |