Table 1.

Characteristics of the study participants

	Participants With Probable Dementia		Antidementia Drug Users		All Participants		Participants Identified As:
	n = 4865		n = 1506		N = 25 919
	n	%	n	%	n	%	Having Probable Dementia, %	Antidementia Drug Users, %
Age, years
72‐76a	580	11.9	196	13.0	7812	30.1	7.4	2.5
77‐81	1198	24.6	475	31.5	9647	37.2	12.4	4.9
82‐86	1394	28.7	488	32.4	5294	20.4	26.3	9.2
87‐91	1117	23.0	278	18.5	2328	9.0	48.0	11.9
≥92	576	11.8	69	4.6	838	3.2	68.7	8.2
Sex
Male	1400	28.8	459	30.5	10 684	41.2	13.1	4.3
Female	3465	71.2	1,047	69.5	15 235	58.8	22.7	6.9
Antidementia drugs
No	3359	69.0	NA	NA	24 413	94.2	13.8	NA
Yes	1506	31.0	1506	100.0	1506	5.8	100.0	100.0
Hospitalization
No	3961	81.4	1,285	85.3	22 746	87.8	17.4	5.6
Yes	904	18.6	221	14.7	3173	12.2	28.5	7.0
LTC needs certification
No	446	9.2	446	29.6	19 813	76.4	2.3	2.3
Yes	4419	90.8	1060	70.4	6106	23.6	72.4	17.4

Abbreviation: LTC, long‐term care.

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