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Hazard ratios of dementia by the comorbidity status of the patients.
| Comorbidities | No | Yes | ||
|---|---|---|---|---|
| Comparison | General Anesthesia | Comparison | General Anesthesia | |
| Dementia | ||||
| Unadjusted HR (95% CI) | 1.00 (ref.) | 1.43 (0.90–2.28) |
1.00 (ref.) | 1.57 (1.34–1.84) *** |
| Adjusted HR (95% CI) | 1.00 (ref.) | 1.04 (0.64–1.68) |
1.00 (ref.) | 1.39 (1.18–1.64) *** |
HR, hazard ratio; CI, confidence interval. *** p < 0.001.
