Results of GEE, model 1 and model 2, showing the intervention effect on PAM score at 30, 90 and 180 days post-discharge
Model 1 | Model 2 | |||||
Parameter estimates | ||||||
Parameter | B | 95% CI lower and upper | P value | B | 95% CI lower and upper | P value |
Intercept | 55.031 | 59.206 | ||||
T1 | 1.734 | −0.859 to 4.327 | 0.188 | 1.978 | −0.955 to 4.912 | 0.185 |
T2 | 2.321 | −0.390 to 5.014 | 0.093 | 2.321 | −0.820 to 5.462 | 0.145 |
T3 | 3.061 | 0.226 to 5.895 | 0.035 | 3.023 | 0.352 to 5.695 | 0.027 |
Group (control) | 1.8115 | −1.611 to 5.242 | 0.297 | 1.183 | −2.197 to 4.563 | 0.493 |
T1×group (control) | −1.673 | −5.445 to 2.099 | 0.381 | −1.725 | −5.824 to 2.374 | 0.407 |
T2×group (control) | −0.710 | −4.063 to 2.643 | 0.678 | −0.914 | −5.056 to 3.228 | 0.663 |
T3×group (control) | −0.832 | −4.281 to 2.617 | 0.634 | −0.433 | −4.053 to 3.187 | 0.814 |
Gender | −0.722 | −4.221 to 2.776 | 0.681 | |||
Relative | 5.044 | −0.277 to 10.366 | 0.063 | |||
Age | 0.011 | −0.237 to 0.258 | 0.927 | |||
CCI | −1.526 | −3.084 to 0.032 | 0.054 |
Dependent variable: PAM. T1, 30 days post-discharge; T2, 90 days post-discharge; T3, 180 days post-discharge.
The variables T0 and group (intervention) were used as references in the analyses.
CCI, Charlson Comorbidity Index; GEE, generalised estimating equation; MI, motivational interviewing; PAM, Patient Activation Measure.