Table 1.
comparison of the demographic characteristics between injured and non-injured groups
| groups variables | Injured (means± SD) | Non-injured (means± SD) | Total (means± SD) | Statistical values | |
|---|---|---|---|---|---|
| Age (year) | 45.80± 4.81 | 50.83± 7.68 | 49.96± 7.45 | Z= 1.35 | |
| P= 0.174 | |||||
| working experience in medical profession (year) | 16.60± 2.07 | 19.37± 6.51 | 18.89± 6.05 | Z= 1.39 | |
| P=0.165 | |||||
| working experience as surgeon (year) | 12.6 ± 2.5 | 13.91±6.8 | 14.0±6.25 | Z= 0.694 | |
| P= 0.487 | |||||
| Operations numbers per day | 8.25± 3.22 | 4.4±1.34 | 7.85 ± 3.31 | Z= 2.40 | |
| *P= 0.016 | |||||
| daily working hours | 11.95± 2.6 | 8.2 ±0.83 | 11.31 ± 2.8 | Z=2.85 | |
| *P= 0.04 | |||||
| sex | male | 2 (7.7%) | 24 (92.3%) | 26 (100%) | x2 = 12.56 |
| female | 0.0% | 3 (100%) | 3 (100%) | *p=0.003 | |
| Injection HB Vaccine | yes | 5 (20.8%) | 19 (79.2 %) | 24 (100%) | x2 = 2.09 |
| no | 0 (0.0%) | 5 (100%) | 5(100%) | p=0.553 | |
*
significant.