Table 2. Risk factors.
| EHS ≤2 | EHS ≥3 | p-value | Odds ratio | 95% confidence interval | ||
|---|---|---|---|---|---|---|
| Lower | Upper | |||||
| Diabetes | 17.8 | 6.7 | <0.001 | 3.04 | 2.513 | 3.677 |
| Obesity | 26.4 | 21.0 | <0.001 | 1.35 | 1.161 | 1.569 |
| Cardiovascular disease | 7.7 | 2.9 | <0.001 | 2.748 | 2.085 | 3.623 |
| Hypertension | 38.4 | 21.0 | <0.001 | 2.352 | 2.045 | 2.704 |
| Hyperlipidemia | 12.7 | 10.1 | 0.012 | 1.292 | 1.057 | 1.58 |
| Smoking (including history) | 47.0 | 42.0 | 0.002 | 1.228 | 1.077 | 1.401 |
| Chronic kidney disease | 3.2 | 1.2 | <0.001 | 2.741 | 1.802 | 4.171 |
| Lower urinary tract symptom | 16.5 | 6.0 | <0.001 | 3.093 | 2.538 | 3.769 |
| Neurological disease (cerebral infarction or hemorrhage, Parkinson disease, etc.) | 5.1 | 2.0 | <0.001 | 2.648 | 1.895 | 3.701 |
| Pelvic trauma, Spinal cord injury | 2.4 | 1.4 | 0.011 | 1.785 | 1133 | 2.814 |
| Surgery in the pelvis | 4.6 | 1.0 | <0.001 | 4.656 | 3.145 | 6.891 |
| Mental illness (depression, anxiety disorder, panic disorder, etc.) | 7.0 | 7.0 | 0.974 | 1.004 | 0.777 | 1.298 |
| Sleep apnea syndrome | 12.4 | 8.7 | <0.001 | 1.49 | 1.213 | 1.829 |
EHS: Erection Hardness Score.