Table 3.

Associations of participant characteristics with antipsychotic use among participants with probable dementia with LTC certification data available (n = 4419)

			Crude			Adjusted
	N	%	Odds Ratio	95% CI	P	Odds Ratio	95% CI	P
Age, years
72‐76a	486	11.0	Reference			Reference
77‐81	1015	23.0	1.14	0.82‐1.58	0.435	1.03	0.73‐1.44	0.872
82‐86	1,272	28.8	0.90	0.65‐1.25	0.533	0.74	0.53‐1.04	0.080
87‐91	1,076	24.3	0.76	0.54‐1.06	0.110	0.62	0.43‐0.88	0.008
≥92	570	12.9	0.52	0.34‐0.79	0.002	0.42	0.27‐0.65	<0.001
Sex
Male	1,209	27.4	Reference			Reference
Female	3,210	72.6	1.15	0.93‐1.44	0.201	1.18	0.94‐1.49	0.154
Institutional LTC services use
No	3,749	84.8	Reference			Reference
Yes	670	15.2	2.57	2.07‐3.20	<0.001	2.34	1.85‐2.97	<0.001
Antidementia drug use
No	3,359	76.0	Reference			Reference
Yes	1,060	24.0	2.71	2.23‐3.30	<0.001	2.27	1.84‐2.81	<0.001
Hospitalization
No	3,569	80.8	Reference			Reference
Yes	850	19.2	1.00	0.79‐1.27	0.994	1.03	0.80‐1.33	0.803
Cognitive disability
Mild	1,288	29.2	Reference			Reference
Moderate	1,628	36.8	1.50	1.14‐1.97	0.004	1.34	1.01‐1.77	0.045
Severe	1,503	34.0	2.72	2.10‐3.53	<0.001	2.16	1.63‐2.86	<0.001
Physical disability
Not bedridden	3,114	70.5	Reference			Reference
Bedridden	1,305	29.5	1.03	0.84‐1.27	0.763	0.93	0.74‐1.17	0.541

Abbreviation: LTC, long‐term care.

^aPeople <75 were included only if eligible for the Late Elders' Health Insurance system.