|  | Study group (N = 272) | Control group (N = 283) | P-value |
---|---|---|---|---|
Patient readmission rate (N, %) | 28 days | 11, 4.0% | 29, 10.2% | 0.005a |
 | 84 days | 22, 8.1% | 55, 19.4% | <0.001a |
Readmission LOS | 28 days | 2.7 (1.4, 4.1) | 5.0 (2.6, 7.3) | 0.456b |
(Mean, 95% CI) | 84 days | 4.5 (2.6, 6.4) | 6.0 (4.0, 8.0) | 0.607b |
Utility | Baseline | 0.723 (0.707, 0.739) | 0.735 (0.719, 0.752) | 0.308c |
(Mean, 95% CI) | 28 days | 0.764 (0.748, 0.781) | 0.727 (0.710, 0.744) | <0.001c |
 | 84 days | 0.778 (0.762, 0.795) | 0.751 (0.734, 0.768) | 0.002c |
 | Within group comparison | <0.001d | 0.011 d |  |
QALY gain from baseline | 28 days | 0.0016 (0.0010, 0.0022) | −0.0003 (−0.0009, 0.0003) | <0.001b |
(Mean, 95% CI) | 84 days | 0.0089 (0.0060, 0.0117) | 0.0003 (−0.0024, 0.0030) | <0.001b |