Table 2.
Multivariate logistic regression analysis for men's confidence in sexual ability*
| Covariates | Odds ratio | 95% CI | P value |
|---|---|---|---|
| Age, y | |||
| 20–29 | Reference | — | — |
| 30–39 | 0.96 | 0.83–1.12 | 0.624 |
| 40–49 | 0.99 | 0.82–1.17 | 0.873 |
| 50–59 | 1.12 | 0.88–1.40 | 0.331 |
| 60–69 | 1.58 | 1.18–2.12 | 0.002 |
| ≥70 | 1.08 | 0.66–1.75 | 0.766 |
| Presence of offspring | 1.22 | 1.07–1.40 | 0.003 |
| Awareness of better health | 1.24 | 1.17–1.32 | <0.001 |
| Alcohol consumption | 1.03 | 0.98–1.08 | 0.220 |
| Smoking | 1.02 | 0.96–108 | 0.610 |
| Metabolic syndrome | 1.07 | 0.93–1.23 | 0.367 |
| Hypertension | 1.00 | 0.86–1.16 | 0.997 |
| Hyperlipidemia | 0.95 | 0.83–1.09 | 0.466 |
| Diabetes mellitus | 1.05 | 0.84–1.32 | 0.650 |
| Erection Hardness Score | 3.35 | 3.09–3.65 | <0.001 |
| Frequency of sexual intercourse | 1.45 | 1.40–1.50 | <0.001 |
| Frequency of masturbation | 1.06 | 1.02–1.11 | 0.002 |
*
Analysis was conducted in 7,710 participants.
CI = confidence interval