| Table 4. Differences between healthy and infertile people with respect to risk factors. | |||
| Risk Factors | Fertile (frequency and %) |
Infertile (frequency and %) |
|
|---|---|---|---|
| Smokers -/+ | 1357/639 (96%/96.8%) |
57/21 (4% - 3.2%) |
0.34 |
| ≤0 cigarettes daily->20 cigarettes daily | 596/24 (96% - 97.10%) |
18/1 4% - 2.90% |
0.54 |
| Alcoholic -/+ | 1880/110 96.1% - 98.2% |
76/2 3.9% - 1.8% |
0.43 |
| Addicted -/+ | 1783/208 96.2% - 96.3% |
70/8 3.8% - 3.7% |
0.96 |
| Psychiatric Medication user -/+ | 1909/85 96.2% - 97.7% |
76/2 3.8% - 2.3% |
0.46 |
| Testicular trauma -/+ | 1907/76 96.7% - 89.4 % |
66/9 3.3% - 10.6% |
<0.0001 |
| Mumps -/+ | 1457/286 96.7% - 96.6% |
49/10 3.3% - 3.4% |
0.91 |
| Mumps orchitis -/+ | 1778/21 96.7% - 95.5% |
60/1 3.3% - 4.5% |
0.73 |
| Testicular infections -/+ | 1980/15 96.4% - 88.2% |
73/2 3.6% - 11.8% |
0.07 |
| Varicocele surgery -/+ | 1960/30 96.6% - 75.0% |
68/10 3.4% - 25.0% |
<0.0001 |
| Hydrocelectomy -/+ | 1968/16 96.3% - 94.1% |
76/1 3.7% - 5.9% |
0.64 |
| Exposed to heat -/+ | 1512/480 96.9% - 94.7% |
49/27 3.1% - 5.3% |
0.02 |
| Exposed to chemical agents -/+ | 1705/285 96.6% - 95.0% |
60/15 3.4% - 5.0% |
0.17 |
| Thyroid disorders -/+ | 1959/29 96.2% - 97.7% |
77/1 3.8% - 3.3% |
0.89 |
| Hyperlipidemia -/+ | 1670/236 96.3% - 98.7% |
65/3 3.7% - 1.3% |
0.04 |
| UDT -/+ | 1846/101 96.3% - 97.1% |
70/3 3.7% - 2.9% |
0.68 |
| Orchiopexy in the UDT patients -/+ | 100-1 97.1% - 100.0% |
3/0 2.90% - 0.00% |
1.00 |
| Orchiopexy -/+ | 1975/10 96.3% - 76.9% |
75/3 3.7% - 23.1% |
<0.0001 |
| Family history of infertility -/+ | 1643/332 96.5% - 95.1% |
59/17 3.5% - 4.9% |
0.21 |
-: Without history of risk factors. +: With history of risk factors.
*Fisher exact test was used to calculate the p-value. Fisher exact test
Fisher exact test