Table 1.

Prevalence of Medication Use and Comorbidities in the Year Before the Influenza Diagnosis

		Chronic				Chronic		Chronic
Age (years)		Cortico-		Malig-		Heart		Lung
and Gender	Episodes	steroid		nancy		Disease		Disease		Diabetes		Multiple		Any
	N	N	%	N	%	N	%	N	%	N	%	N	%	N	%
0–4
Male	648	1	0	0	0	1	0	142	22	0	0	0	0	144	22
Female	573	1	0	0	0	1	0	100	17	0	0	2	0	100	17
5–14
Male	806	0	0	1	0	0	0	185	23	1	0	1	0	186	23
Female	826	1	0	2	0	1	0	173	21	0	0	1	0	176	21
15–24
Male	253	0	0	1	0	0	0	44	17	0	0	0	0	45	18
Female	336	1	0	0	0	0	0	73	22	1	0	0	0	75	22
25–34
Male	284	0	0	1	0	0	0	39	14	1	0	1	0	40	14
Female	445	1	0	0	0	1	0	72	16	5	1	4	1	75	17
35–44
Male	422	3	1	5	1	8	2	59	14	8	2	7	2	74	18
Female	553	3	1	6	1	2	0	98	18	9	2	5	1	113	20
45–54
Male	356	2	1	6	2	19	5	67	19	18	5	16	4	94	26
Female	450	3	1	15	3	9	2	90	20	10	2	12	3	113	25
55–64
Male	209	2	1	6	3	32	15	39	19	18	9	16	8	77	37
Female	299	6	2	14	5	13	4	66	22	24	8	17	6	99	33
65+
Male	57	1	2	7	12	16	28	11	19	8	14	12	21	29	51
Female	113	4	4	8	7	25	22	25	22	13	12	19	17	51	45
Total
Male	3,035	9	0	27	1	76	3	586	19	54	2	53	2	689	23
Female	3,595	20	1	45	1	52	1	697	19	62	2	60	2	802	22

% = Row Percents