Table 3 Cox model with hazard ratios and 95% confidence intervals of Tinnitus associated with Early-onset cataract and covariates
|  | Crude | Adjusted†| ||
|---|---|---|---|---|
Variable | HR | (95% CI) | HR | (95% CI) |
Gender | ||||
 Women | 1.39 | (1.09, 1.77)** | 1.22 | (0.95, 1.57) |
 Men | 1 | (reference) | 1 | (reference) |
 Age, years | 1.05 | (1.03, 1.08)*** | 1.04 | (1.02, 1.07)*** |
Urbanization level | ||||
 1 (highest) | 1.02 | (0.71, 1.47) | – | – |
 2 | 1.27 | (0.90, 1.81) | – | – |
 3 | 1.09 | (0.73, 1.64) | – | – |
 4 (lowest) | 1 | (reference) | – | – |
Baseline comorbidities (yes vs no) | ||||
 Early-onset cataract | 1.53 | (1.17, 2.01)** | 1.32 | (1.01, 1.74)* |
 Vertigo | 2.62 | (1.75, 3.93)*** | 1.75 | (1.15, 2.67)** |
 Insomnia | 1.94 | (1.52, 2.47)*** | 1.48 | (1.14, 1.93)** |
 Anxiety | 1.77 | (1.19, 2.63)** | 1.22 | (0.80, 1.84) |
 Hearing loss | 8.75 | (5.11, 15.0)*** | 6.20 | (3.58, 10.7)*** |