Cox proportional hazard regressions and 95% CIs of sudden hearing loss associated with surgery of newly diagnosed comorbidities for patients with gallstones
| Cases | SSHL | PY | Incidence† | Crude HR (95%CI) | Adjusted HR‡ (95% CI) | |
|---|---|---|---|---|---|---|
| Controls | 52 898 | 256 | 392 452.13 | 6.52 | 1.00 | 1.00 |
| GSD without surgery | 21 599 | 139 | 154 676.97 | 8.99 | 1.38*(1.12 to 1.70) | 1.42*(1.15 to 1.74) |
| GSD received surgery | 4850 | 37 | 35 085.69 | 10.55 | 1.62*(1.15 to 2.29) | 1.52*(1.08 to 2.15) |
*p Value<0.05.
†Per 10 000 person-year.
‡Data are adjusted for age, gender, diabetes mellitus, hypertension, hypercholesterolaemia, geographic region and income.
GSD, gallstone disease; PY, person-year.