Multilevel regression analysis of factors associated with 30-day readmission
| Adjusted OR (95%CI) | P values | |
| Age | 1.02 (0.99–1.04) | 0.13 |
| Sex—male | 1.39 (0.99–3.12) | 0.06 |
| Cohabitation | ||
| Lives alone | 1 | |
| Lives with cohabitant aged >15 years | 1.17 (0.71–1.95) | 0.54 |
| Lives with cohabitant aged <15 years | 2.10 (1.01–4.41) | 0.04 |
| Marital status | ||
| Married/cohabiting | 1 | |
| Single | 1.73 (0.96–3.11) | 0.07 |
| Widowed/divorced | 0.94 (0.61–1.44) | 0.77 |
| No of hospital visits ≥3 | 1.53 (1.01–2.34) | 0.04 |
| Barthel Index | ||
| Moderate-to-high dependency ≤90 | 1.39 (0.99–1.95) | 0.05 |
| Pneumonia during the last 2 years | 1.31 (0.91–1.88) | 0.14 |
| Chronic respiratory failure | 1.74 (1.24–2.45) | 0.001 |
| Diabetes | 0.74 (0.53–1.04) | 0.08 |
| Heart failure | 1.69 (1.21–2.35) | 0.002 |
| Chronic liver disease | 2.27 (1.20–4.31) | 0.01 |
| Mechanical ventilation | 1.33 (0.90–1.97) | 0.15 |
| Discharge disposition | ||
| Home without services | 1 | |
| Home with home healthcare | 5.61 (1.70–18.50) | 0.005 |
| Social health centre | 1.27 (0.53–3.05) | 0.59 |