Table 2.

Crude analysis

Predictor	β	SE	Wald χ2	p Value	HR (95% CI)
GBS-ADL—total, points	0.08	0.013	37.8	<0.001	1.08 (1.06 to 1.11)
GBS-ADL—hygiene, points	0.38	0.06	37.7	<0.001	1.46 (1.29 to 1.65)
GBS-ADL—physical, points	0.46	0.08	36.0	<0.001	1.59 (1.36 to 1.84)
GBS-ADL—dressing, points	0.31	0.06	30.0	<0.001	1.36 (1.22 to 1.52)
eGFR, mL/min, n=197	−0.029	0.005	29.3	<0.001	0.97 (0.96 to 0.98)
GBS-ADL—spontaneous, points	0.33	0.06	27.0	<0.001	1.40 (1.23 to 1.58)
Charlson Index, points	0.22	0.06	15.2	<0.001	1.25 (1.18 to 1.40)
Haemoglobin, g/L	−0.019	0.005	14.6	<0.001	0.98 (0.97 to 0.99)
Albumin, g/L, n=181	−0.064	0.018	13.1	<0.001	0.94 (0.90 to 0.97)
GBS-ADL—toileting, points	0.19	0.05	11.6	<0.001	1.20 (1.08 to 1.34)
Age, years	0.036	0.011	10.1	0.001	1.04 (1.01 to 1.06)
BMI, kg/m2, n=195	−0.053	0.020	7.4	0.007	0.95 (0.91 to 0.99)
BNP, ηg/L, n=85	0.0009	0.0003	6.7	0.01	1.001 (1 to 1.002)
GBS-ADL—food intake, points	0.34	0.21	2.7	0.10	1.41 (0.93 to 2.12)
Sex (0 = Female, 1 = Male)	0.29	0.18	2.6	0.11	1.34 (0.94 to 1.92)
Group in original study (0=control, 1=intervention)	0.11	0.18	0.37	0.54	1.12 (0.78 to 1.59)

Crude Cox regression for all predictors, sorted by decreasing strength of association. BMI, body mass index; BNP, brain natriuretic peptide; eGFR, glomerular filtration rate; GBS-ADL, Gottfries-Bråne-Steen—activities of daily living.