Geriatric conditions (disability, recently increased disability, polypharmacy and comorbidity) as risk factors of 30 days mortality and 30 days acute hospital reattendance in older patients after discharge from an acute emergency department contact
| Mortality 0–30 days | Acute hospital reattendance 0–30 days | |||||
| % (n) | Crude HR (95% CI) | Adjusted HR (95% CI) * | % (n) | Crude SHR (95% CI) | Adjusted SHR (95% CI)† | |
| Geriatric conditions | ||||||
| 0 (n=544) | 2.2 (12) | 1 (ref) | 1 | 10.3 (56) | 1 | 1 |
| 1 (n=983) | 2.5 (25) | 1.16 (0.58 to 2.30) | 0.99 (0.48 to 2.05) | 12.5 (123) | 1.23 (0.90 to 1.69) | 1.22 (0.89 to 1.68) |
| 2 (n=890) | 5.4 (48) | 2.49 (1.32 to 4.68) | 1.99 (1.02 to 3.90) | 15.3 (136) | 1.52 (1.11 to 2.07) | 1.48 (1.08 to 2.03) |
| 3 (n=761) | 6.7 (51) | 3.10 (1.65 to 5.82) | 2.21 (1.12 to 4.35) | 19.3 (147) | 1.95 (1.44 to 2.65) | 1.93 (1.40 to 2.65) |
| 4 (n=341) | 10.6 (36) | 5.02 (2.61 to 9.64) | 3.75 (1.87 to 7.52) | 23.8 (81) | 2.45 (1.74 to 3.43) | 2.43 (1.72 to 3.42) |
HRs, SHRs, and proportions presented as bold values.
HR and SHR for gender, age, marital status and triage urgency are displayed in online supplementary 3.
*Cox proportional hazard model adjusted for age (continuous variable) and number of geriatric conditions, gender, marital status and triage urgency as categorical variable.
†Competing risks regression model adjusted for age (continuous variable) and number of geriatric conditions, gender, marital status and triage urgency as categorical variable.
SHR, sub-HR.