Comparison of adaptive versions of the Hong Kong-specific criteria and 2015 Beers criteria for assessing potentially inappropriate medication use in Hong Kong older patients

Table 4 Factors associated with having at least one PIM use based on multivariable logistic regression analysis

Variables	AOR[95%CI]
Variables	Adaptive Beers criteria	Adaptive Hong Kong-specific criteria
Gender (M:F)	0.83 [0.82 ~ 0.84]***	0.82 [0.81 ~ 0.83]***
Age (Ref: 65 ~ 69)
70 ~ 74	0.79 [0.78 ~ 0.80]***	0.81 [0.80 ~ 0.83]***
75 ~ 79	0.69 [0.68 ~ 0.70]***	0.73 [0.72 ~ 0.74]***
80 ~ 84	0.61 [0.60 ~ 0.63]***	0.66 [0.65 ~ 0.68]***
85+	0.51 [0.50 ~ 0.52]***	0.58 [0.56 ~ 0.59]***
No. of drugs (Ref: 3 or less)
4 ~ 6	4.16 [4.04 ~ 4.27]***	4.20 [4.08 ~ 4.31]***
7 ~ 9	8.60 [8.37 ~ 8.85]***	8.90 [8.66 ~ 9.15]***
10 ~ 12	14.86 [14.43 ~ 15.31]***	15.82 [15.36 ~ 16.30]***
> 12	27.48 [26.70 ~ 28.29]***	34.96 [33.96 ~ 36.01]***
No. of diagnoses (Ref: 1)
2	1.12 [1.06 ~ 1.19]***	1.14 [1.08 ~ 1.21]***
3	1.00 [0.94 ~ 1.05]	1.02 [0.97 ~ 1.08]
4 ~ 6	0.90 [0.86 ~ 0.95]***	0.93 [0.88 ~ 0.98]**
> 6	1.37 [1.29 ~ 1.44]***	1.45 [1.37 ~ 1.53]***
No. of GOPC visits within the year (Ref: 1)
2 ~ 3	1.18 [1.15 ~ 1.20]***	1.10 [1.07 ~ 1.13]***
4 ~ 5	1.20 [1.17 ~ 1.22]***	1.09 [1.06 ~ 1.12]***
6+	1.84 [1.79 ~ 1.90]***	1.61 [1.56 ~ 1.65]***

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