Table 4.

Time trend in day admission and explanatory factors†

	OR (95% CI)	Change in regression coefficient (%)‡
Time in years§	1.105 (1.083 to 1.127)***
+Demographics¶	1.104 (1.082 to 1.126)***	−1
+Psychosocial††	1.101 (1.079 to 1.123)***	−3
+Lifestyle‡‡	1.103 (1.081 to 1.126)***	+2
+Health status†††	1.097 (1.074 to 1.120)***	−5

*p<0.05; **p<0.01; ***p<0.001.

†N=4036 observations from a total of 2010 respondents.

‡After adding this block, compared with a model with all previously entered blocks.

§Adjusted for age and gender.

¶Institutionalised, marital status, urbanisation.

††Network size, income, instrumental and emotional support.

‡‡Sports physical activity and smoking.

†††Chronic diseases, functional limitations, self-rated health, physical performance, polypharmacy, systolic and diastolic blood pressure, and cognitive functioning.