Table 2.

Final model specifications for predictors of mortality and rehospitalisation (all-cause and cardiovascular).

Covariate	Hazard ratio	Lower 95% CI	Upper 95% CI	p
All-cause mortality (n = 167)
Age (years)	1.050	1.011	1.090	0.011
Female gender	0.403	0.270	0.602	0.000
Diuretic dose (mg/day)	1.001	1.000	1.001	0.077
Haemoglobin (g/l)	0.984	0.971	0.997	0.020
Estimated glomerular filtration rate (ml/min)	0.975	0.962	0.989	0.000
Physical mobility	1.018	1.010	1.025	0.000
Model statistics: Log likelihood = −495.09, Chi squared = 85.62 (p < 0.001)
Cardiovascular mortality (n = 168)
Age (years)	1.074	1.032	1.117	0.000
Female gender	0.476	0.296	0.766	0.002
Diuretic dose (mg/day)	1.001	1.000	1.002	0.035
Haemoglobin (g/l)	0.980	0.964	0.997	0.022
Atrioventricular plane displacement (mm)	0.726	0.600	0.880	0.001
t_AVPDa	1.047	1.004	1.091	0.033
Physical mobility	1.012	1.003	1.021	0.008
Model statistics: Log likelihood = −353.44, Chi squared = 48.90 (p < 0.001)
All-cause rehospitalisation (n = 171)
Age (years)	1.027	1.000	1.054	0.053
Female gender	0.655	0.457	0.940	0.022
Haemoglobin (g/l)b	0.990	0.978	1.003	0.124
Emotional reaction	1.013	1.005	1.021	0.001
Physical mobility	1.012	1.005	1.018	0.000
Model statistics: Log likelihood = −639.10, Chi squared = 40.28 (p < 0.001)
Cardiovascular rehospitalisation (n = 177)
Age (years)	1.016	0.990	1.043	0.222
Female gender	0.831	0.578	1.196	0.320
Diuretic dose (mg/day)	1.001	1.000	1.002	0.046
Physical mobility	1.007	1.000	1.013	0.041
Model statistics: Log likelihood = −604.10, Chi squared = 9.15 (p < 0.06)

CI: confidence interval.

^at_AVPD denotes the time-varying covariate of atrioventricular plane displacement, which interacts with current values of time.

^bHaemoglobin was significant in initial multivariate model; retained in final model as it interacts with gender.