Potentially inappropriate medications among older patients with Parkinson’s disease: a cross-sectional analysis of a national health insurance database in China

Table 3 Factors associated with receipt of any cognition-impairing PIMs among older adults with Parkinson’s disease in China, 2015–2017 (n = 14,452)

Characteristic	PIM exposure	PIM rate (%)	Adjusted rate ^a	OR	95% CI
Total	6,201	42.9	42.9	-	-	-
Age
65–74	3,000	45.4	44.8	ref	ref	ref
75–84	2,732	40.7	41.3	0.86^***	0.81	0.93
≥ 85	469	41.0	41.6	0.88^*	0.77	1.00
Gender
Female	3,165	49.3	42.9	ref	ref	ref
Male	3,036	37.8	38.4	0.66^***	0.62	0.71
Insurance type
URRBMI	1,244	55.6	53.0	ref	ref	ref
UEBMI	4,957	40.6	42.9	0.61^***	0.56	0.67
Region
Eastern	2,751	43.7	43.5	ref	ref	ref
Central	2,047	44.5	44.5	1.05	0.97	1.13
Western	1,403	39.4	39.8	0.86^***	0.79	0.93

Abbreviations: PIM potentially inappropriate medication, OR odds ratio, 95% CI 95% confidence interval, URRBMI Urban Rural Resident Basic Medical Insurance, UEBMI Urban Employee Basic Medical Insurance
^aadjusted by generalized linear model with logit link function and binomial distribution, using marginal standardization approach
^*p < 0.05
^**p < 0.01
^***p < 0.001

ISSN: 1471-2318