Table 1

Patient health outcomes
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

a Pearson's chi-squared test,

b Mann–Whitney U-test,

c ANCOVA test (28 days and 84 days adjusted by baseline),

d Repeated measures ANOVA.

Wong et al.

Wong et al. BMC Health Services Research 2012 12:479   doi:10.1186/1472-6963-12-479

Open Data