Socioeconomic determinants of psychotropic drug utilisation among elderly: a national population-based cross-sectional study

Table 2 Age, sex and income and utilisation of three or more psychotropic drugs among the study participants (n = 384346).

	Utilisation of three or more psychotropics, No./Total N (%)†	Odds Ratio (95% CI)‡	p-value	Adjusted Odds Ratio (95% CI)§	p-value
Age
75-79	22729/111787 (20.3)	1 (Reference)		1 (Reference)
80-84	26227/115802 (22.7)	1.12 (1.09-1.14)	< 0.001	1.09 (1.07-1.11)	< 0.001
85+	36226/137798 (26.3)	1.25 (1.22-1.27)	< 0.001	1.19 (1.16-1.21)	< 0.001
Sex
Men	24671/112602 (21.9)	1 (Reference)		1 (Reference)
Women	60511/252786 (23.9)	1.17 (1.15-1.19)	< 0.001	1.14 (1.12-1.16)	< 0.001
Income*
High	25959/121784 (21.3)	1 (Reference)		1 (Reference)
Middle	29087/124009 (23.5)	1.11 (1.09-1.13)	< 0.001	1.06 (1.04-1.08)	< 0.001
Low	30075/119233 (25.2)	1.19 (1.17-1.21)	< 0.001	1.12 (1.10-1.14)	< 0.001

* Family disposable income for year 2005, adjusted for family size.
† The denominator was adjusted according to the proportion of days the population was resident in the country and alive during 2006
‡ Adjusted for the proportion of days resident in the country and alive during 2006
§ Adjusted for age, sex, income, country of birth, proportion of days resident in the country and alive during 2006, and number of unique nonpsychotropic drug substances purchased during the study period.

ISSN: 1471-2458