Table 3

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.