Table 4

Any written advance directive and sociodemographic variables in 2014. Results of multivariate multilevel analysis

Multivariate multilevel analysis: Belgium, Finland, the Netherlands, Poland and the United Kingdom combined. Country adjusted. Facility as random intercept
Variable	P value	OR	95% Confidence limits	Overall p value
Country
Belgium	ref	1		<0.001
Finland	0.284	0.79	0.51 to 1.22
The Netherlands	0.018	2.04	1.13 to 3.70
Poland	<0.001	0.09	0.04 to 0.19
United Kingdom	<0.001	4.22	2.13 to 8.37
Age ≤80	ref	1		0.635
Age 81–89	0.425	0.83	0.53 to 1.31
Age ≥90	0.832	0.95	0.59 to 1.53
Sex: male	ref	1		0.236
Sex: female	0.236	1.23	0.87 to 1.75
Marital status: married or in a long-term relationship	ref	1		0.099
Marital status: never married	0.721	0.84	0.32 to 2.22
Marital status: widowed	0.253	1.27	0.84 to 1.93
Marital status: divorced	0.084	0.59	0.33 to 1.07
Marital status: unknown	0.869	1.07	0.46 to 2.48
Type of LTCF=1	ref	1
Type of LTCF=2–3	0.002	2.78	1.46 to 5.33
Resident capable of expressing at admission
Yes or partly	<0.001	3.23	2.17 to 4.80
No	ref	1