Table 1. Most common stress symptoms in primary school children of Tabriz .
| Stress symptom* | No stress symptom* | Unresponsive** | Total** | |
| Worry | 580 (69.4) | 256 (30.6) | 3 | 839 |
| Fast heart beating | 458 (55.4) | 369 (44.6) | 12 | 839 |
| Afraid | 461 (55.3) | 372 (44.7) | 6 | 839 |
| Chills | 422 (50.8) | 408 (49.2) | 9 | 839 |
| Feeling sad | 418 (50.3) | 413 (49.7) | 8 | 839 |
| Headache | 384 (46.4) | 444 (53.6) | 11 | 839 |
| Tiredness | 347 (41.8) | 483 (58.2) | 9 | 839 |
| Shame and embarrassment | 340 (40.9) | 491 (59.1) | 8 | 839 |
| Hunger | 326 (39.2) | 505 (60.8) | 8 | 839 |
| Sweating | 324 (39.2) | 502 (60.8) | 13 | 839 |
* The data are given as n (%) **The data are given as n