Table 2. Crude and Adjusted HRs for Combined Cochlear Disorders.
| Variable | Crude HR (95% CI) | Adjusted HR (95% CI)a |
|---|---|---|
| Migraine (yes or no) | 2.83 (2.01-3.99) | 2.71 (1.86-3.93) |
| Sex (men or women) | 1.18 (0.83-1.67) | 0.93 (0.64-1.34) |
| Age (per year) | 1.03 (1.02-1.04) | 1.02 (1.01-1.04) |
| Comorbidity (yes or no) | ||
| Sleep disorders | 1.01 (0.44-2.29) | 1.20 (0.52-2.75) |
| Heart diseases | 1.42 (0.72-2.80) | 1.12 (0.53-2.37) |
| Hypertension | 1.45 (0.78-2.70) | 0.71 (0.35-1.45) |
| Diabetes | 4.74 (2.61-8.59) | 3.70 (1.93-7.06) |
| Hyperlipidemiab | NA | NA |
| Chronic kidney disease | 2.59 (0.36-18.55) | 1.56 (0.21-11.88) |
| Chronic hepatitis | 2.01 (0.81-4.98) | 1.21 (0.46-3.20) |
| Anxiety | 1.91 (0.84-4.37) | 1.86 (0.81-4.30) |
| Depression | 0.81 (0.11-5.80) | 0.55 (0.08-3.98) |
| COPD | 1.69 (0.97-2.96) | 1.78 (1.01-3.15) |
| Pregnancyb | NA | NA |
| Menopause | 6.58 (0.92-47.11) | 4.62 (0.63-33.90) |
| Oral contraceptives | 1.95 (0.62-6.12) | 1.86 (0.58-6.02) |
| Geographic region | ||
| Northern | 1 [Reference] | 1 [Reference] |
| Central | 1.11 (0.71-1.73) | 1.06 (0.64-1.75) |
| Eastern | 0.69 (0.17-2.82) | 0.59 (0.14-2.50) |
| Southern | 1.34 (0.91-2.00) | 1.20 (0.78-1.85) |
| Urbanization level | ||
| Urban | 1 [Reference] | 1 [Reference] |
| Suburban | 0.76 (0.51-1.13) | 0.78 (0.51-1.17) |
| Rural | 1.04 (0.67-1.62) | 1.04 (0.61-1.77) |
| Enrollee category | ||
| 1 | 1 [Reference] | 1 [Reference] |
| 2 | 0.28 (0.12-0.66) | 0.40 (0.17-0.95) |
| 3 | 1.87 (1.22-2.87) | 1.29 (0.81-2.05) |
| 4 | 1.30 (0.86-1.95) | 1.29 (0.83-2.00) |
Abbreviations: COPD, chronic obstructive pulmonary disease; HR, hazard ratio; NA, not applicable.
a
Adjusted for all covariates (age per year, sex, comorbidity, use of oral contraceptives, geographic region, urbanization level, and enrollee category).
b
Correlated with another independent factor during regression analysis.