Table 3.

Prescription drug utilization in study participants

Prescription Drug Utilization (%)
Pharmacologic groups	60–74 years				75–89 years				≥90 years				Total
	Male (n = 239)	%	Female (n = 183)	%	Male (n = 57)	%	Female (n = 76)	%	Male (n = 20)	%	Female (n = 25)	%	Male (n = 316)	%	Female (n = 284)	%	Overall (n = 600)	%
A = Alimentary tract and metabolism	182	76.2	151	82.5	44	77.2	58	76.3	20	100	25	100	246	77.8	234	82.4	480	80
B = Blood and blood-forming organs	25	10.5	19	10.4	3	5.3	6	7.9	1	5	2	8	29	9.2	27	9.5	56	9.3
C = Cardiovascular system	102	42.7	81	44.3	36	63.2	44	57.9	12	60	15	60	150	47.5	140	49.3	290	48.3
D = Dermatologic	10	4.2	7	3.8	8	14	7	9.2	2	10	2	8	20	6.3	16	5.6	36	6
G = Genitourinary system	3	1.3	0	0	0	0	0	0	0	0	0	0	3	0.9	0	0	3	0.5
H = Systemic hormonal agents	10	4.2	18	9.8	2	3.5	2	2.6	2	10	2	8	14	4.4	22	7.7	36	6
J = Anti-infectives for systemic use	147	61.5	133	72.7	25	43.9	40	52.6	13	65	15	60	185	58.5	188	66.2	373	62.2
L = Antineoplastic and immune-modulating agents	7	2.9	2	1.1	1	1.8	3	3.9	0	0	0	0	8	2.5	5	1.8	13	2.2
M = Musculoskeletal system	70	29.3	56	30.6	18	31.6	26	34.2	2	10	12	48	90	28.5	94	33.1	184	30.7
N = Nervous system	160	66.9	134	73.2	34	59.6	48	63.2	12	60	10	40	206	65.2	192	67.6	398	66.3
P = Antiparasitic products	8	3.3	1	0.5	0	0	2	2.6	1	5	0	0	9	2.8	3	1.1	12	2
R = Respiratory system	65	27.2	54	29.5	20	35.1	29	38.2	5	25	9	36	90	28.5	92	32.4	182	30.3
V = Various	0	0	3	1.6	0	0	1	1.3	0	0	0	0	0	0	4	1.4	4	0.7