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

Table 4 Age, sex, and income and utilisation of potentially inappropriate psychotropics among the study participants (n = 384346).

	PIP, No./Total N (%)†	Odds Ratio (95% CI)‡	p-value	Adjusted Odds Ratio (95% CI)§	p-value
Age
75-79	45788/111787 (41.0)	1 (Reference)		1 (Reference)
80-84	46658/115802 (40.3)	0.95 (0.93-0.96)	< 0.001	0.93 (0.91-0.94)	< 0.001
85+	58171/137798 (42.2)	0.95 (0.93-0.96)	< 0.001	0.91 (0.90-0.93)	< 0.001
Sex
Men	47997/112602 (42.6)	1 (Reference)		1 (Reference)
Women	102620/252786 (40.6)	0.96 (0.95-0.97)	< 0.001	0.94 (0.93-0.95)	< 0.001
Income*
High	48027/121784 (39.4)	1 (Reference)		1 (Reference)
Middle	51491/124009 (41.5)	1.07 (1.06-1.09)	< 0.001	1.08 (1.07-1.10)	< 0.001
Low	50983/119233 (42.8)	1.10 (1.08-1.12)	< 0.001	1.14 (1.13-1.16)	< 0.001

PIP: Potentially inappropriate psychotropic drugs
* Family disposable income for year 2005, adjusted for family size.
† The denominator was adjusted for 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