Table 2.
Basic analysis* | Adjusted analysis† | |||
Relative | Confidence | Relative | Confidence | |
Variable | Risk | Interval | Risk | Interval |
Income quintile‡ | 0.61 | 0.50 to 0.75 | 0.63 | 0.51 to 0.77 |
Age >75 years | 0.77 | 0.67 to 0.88 | 0.71 | 0.62 to 0.82 |
Male sex | 0.92 | 0.81 to 1.05 | 0.97 | 0.85 to 1.11 |
Rural home location§ | 1.35 | 1.10 to 1.65 | 1.16 | 0.94 to 1.43 |
Malignancy diagnosis¶ | 0.98 | 0.85 to 1.13 | 0.99 | 0.98 to 1.01 |
Total medications** | 1.00 | 1.00 to 1.01 | 1.02 | 1.01 to 1.02 |
Clinic contacts in past year** | 0.99 | 0.98 to 0.99 | 0.99 | 0.99 to 1.00 |
Emergencies in past year** | 0.93 | 0.89 to 0.96 | 1.01 | 0.97 to 1.05 |
Admissions in past year** | 0.69 | 0.65 to 0.73 | 0.80 | 0.74 to 0.86 |
Overall frailty in past year†† | 0.87 | 0.85 to 0.88 | 0.90 | 0.88 to 0.92 |
Contacts, emergencies, admissions, frailty.
*No adjustment for baseline differences.
†Adjusted for age, sex, location, malignancy, medications.
‡Compares lowest to highest quintile.
§Referent is urban location.
¶Denotes one or more diagnoses.
**Covariate coded as a continuous variable.
††Defined by Johns Hopkins frailty index.