Case control study to identify risk factors for acute hepatitis C virus infection in Egypt

BMC Infectious Diseases

Table 1 Demographic characteristics of the study population

Demographic characteristics	Case patients n=86		Controls n=287		OR	CI 95%	P value
Demographic characteristics	Mean	SD	Mean	SD
age in years	39.2	(± 13.6)	37.6	(± 12.4)	0.97	1.6-4.8	0.3
	No.	%	No.	%
Age groups:
< 20	2	2	8	3	0.8	0.1-4.3	0.8
20-29	23	27	77	27	1	0.6-1.8	0.9
30-39	19	22	82	28	0.7	0.4-1.3	0.3
40-49	22	26	65	23	1.2	0.7-2.1	0.7
50-59	14	16	42	15	1.1	0.6-2.3	0.7
60-69	6	7	13	4	1.6	0.5-4.7	0.4
Male	51	59	164	57	1.1	0.7-1.8	0.7
*Marital status
Single	19	22	81	28	0.7	0.4-1.3	0.3
Married	67	78	205	72	1.4	0.8-2.6	0.2
**Education
Illiterate	63	81	155	56	2.3	1.3-4.1	0.001
Educated	15	19	121	44	0.3	0.3-0.6	0.0000
Occupation
Worker	17	20	60	20	0.9	0.5-1.8	0.8
Soldier	2	2	0	0	NA	NA	NA
Student	2	2	5	2	1.3	0.2-8	0.7
Employee	6	7	42	15	0.4	0.2-1.1	0.06
Medical	0	0	13	5	NA	NA	NA
Unemployed	33	38	106	37	1.1	0.6-1.8	0.8
Others	26	30	61	21	1.6	0.9-2.9	0.08
History of chronic illnesses
Diabetes	10	12	32	12	1.1	0.5-2.3	0.9
Schistosomiasis	6	7	12	4	1.7	0.6-5.7	0.3
Hypertension	16	19	28	10	2.1	1.1-4.3	0.02
Hepatomegaly	5	6	0	0	NA	NA	NA
Spleenomegaly	2	2	0	0	NA	NA	NA
Cirrhosis	0	0	2	1	NA	NA	NA
Gall stones	21	24	39	14	2.1	1.1-3.9	0.02

ISSN: 1471-2334