Table 6.
Incidence rate and hazard ratio of polycystic ovaries between various daily average concentrations of NO stratified by gender, age and comorbidities.
| NO | ||||
|---|---|---|---|---|
| Adjusted HR (95% CI) | ||||
| Quartile1 (Lowest) | Quartile 2 | Quartile 3 | Quartile 4 (Highest) | |
| Age, Years | ||||
| <20 | 1 (reference) | 2.09 (1.43–3.03) *** | 1.80 (1.26–2.56) ** | 4.52 (3.26–6.27) *** |
| 20–64 | 1 (reference) | 2.09 (1.67–2.60) *** | 1.19 (0.97–1.46) | 4.24 (3.51–5.12) *** |
| ≥65 | 1 (reference) | 1.54 (0.76–3.11) | 1.45 (0.75–2.76) | 2.99 (1.63–5.48) *** |
| Urbanization Level | 1 (reference) | |||
| 1 (highest) | 1 (reference) | 8.07 (5.78–11.2) *** | 1.57 (1.19–2.07) ** | 10.4 (8.01–13.7) *** |
| 2 | 1 (reference) | 1.09 (0.86–1.37) | 2.68 (2.10–3.43) *** | 2.44 (1.97–3.03) *** |
| 3 | 1 (reference) | 0.78 (0.48–1.26) | 9.06 (4.66–17.6) *** | 1.44 (0.92–2.24) |
| 4 (low) | 1 (reference) | - | - | - |
| Monthly Income | 1 (reference) | |||
| <15,000 | 1 (reference) | 1.92 (1.53–2.41) *** | 1.31 (1.05–1.62) * | 3.70 (3.05–4.49) *** |
| 15,000–29,999 | 1 (reference) | 2.23 (1.57–3.17) *** | 1.62 (1.17–2.25) ** | 4.66 (3.41–6.35) *** |
| ≥30,000 | 1 (reference) | 2.50 (1.25–5.01) ** | 1.02 (0.54–1.94) | 6.94 (3.81–12.6) *** |
| Occupational Class | 1 (reference) | |||
| White color class | 1 (reference) | 2.22 (1.77–2.78) *** | 1.04 (0.84–1.29) | 4.24 (3.52–5.11) *** |
| Blue color class | 1 (reference) | 1.82 (1.14–2.90) * | 2.18 (1.47–3.25) *** | 4.56 (2.95–7.05) *** |
| Other | 1 (reference) | 2.09 (1.26–3.46) ** | 2.13 (1.31–3.46) ** | 3.00 (1.97–4.59) *** |
HR, hazard ratio; HR adjusted for gender, age, monthly income, urbanization level, and occupational class. *: p < 0.05; **: p < 0.01; ***: p <0.001.