Table 3.
Risk Factors for Hepatitis B and Hepatitis C in Wrestlers and Control Groups
| Risk Factor | Wrestlers |
Control Group |
||
| % | 95% Confidence Interval | % | 95% Confidence Interval | |
| High-risk sexual activitya,b,c | 24.3 | 20.2, 28.4 | 15.8 | 12.3, 19.3 |
| Blood transfusion | 2.1 | 0.68, 3.52 | 3 | 1.32, 4.68 |
| Sharing razors for shaving | 11.9 | 8.68, 15.12 | 18.8 | 14.94, 22.66 |
| Sharing needles or syringes for injection | 2.1 | 0.68, 3.52 | 1 | 0.4, 2.5 |
| Sharing needles or syringes for doping b | 1.8 | 0.5, 3.1 | 1 | 0.4, 2.5 |
| Family history of hepatitis B | 1.4 | 0.23, 2.57 | 1.8 | 0.49, 3.11 |
| Family history of hepatitis C | 2.2 | 0.74, 3.66 | 1 | 0.4, 2.5 |
| Living with a person with hepatitis B or C | 0.8 | 0.2, 2.0 | 1.1 | 0.07, 2.13 |
| Tattoo | 2.8 | 1.16, 4.44 | 0.8 | 0.2, 2.1 |
| Hejamatc,d | 11.4 | 8.24, 14.56 | 4.2 | 2.22, 6.18 |
| Major surgery | 13.6 | 10.19, 17.01 | 13.7 | 10.30, 17.10 |
| High-risk job (eg, health care worker) | 0.5 | 0.1, 1.7 | 0 | 0.0, 0.9 |
| Doping (during the previous year)b,c | 7 | 4.6, 9.4 | 2.7 | 1.1, 4.3 |
a Extramarital sex or sex with a man.
b Results from confidential questionnaire.
c The difference between wrestlers and the control group is statistically significant (P < .05).
d A traditional treatment in Iran that involves cupping and bloodletting.