Table 1. Relationship between HCV 4 and socio-de0mographic features in 290 individuals with HCV infection.
| HCV genotype 4 | genotype otherthan 4 | HCV genotype 1 | |
| 45 (15.5%) No (%) | 245 (84.5%) No (%) | 146 (50.3%) No (%) | |
| Male | 31 (69) | 169 (69.0) | 97 (66.4) |
| Age (year) | |||
| < 30 | 11 (24) | 78 (31.8) | 48 (32.9) |
| 31–50 | 30 (67) | 136 (55.5) | 77 (52.7) |
| > 50 | 4 (9) | 31 (12.7) | 21 (14.4) |
| Drug users | 27 (60) | 92 (37.6) a | 45 (30.8) b |
| HIV-positive | 23 (51) | 71 (28.9) a | 39 (26.7) b |
| First year of intravenous drug use | |||
| < 1980 | 1/25 (4) | 4/71 (6) | 1/37 (2.7) |
| 1980–1990 | 11/25 (44) | 19/71 (27) | 11/37 (29.7) |
| > 1990 | 13/25 (52) | 48/71 (68) | 25/37 (67.6) |
| Transfusion | 6 (13) | 29 (11.8) | 24 (16.4) |
| Tattoo | 11 (24) | 52 (21.2) | 31 (21.2) |
| History of incarceration | 6 (13) | 26 (10.6) | 11 (7.5) |
| Education | |||
| Elementary, grammar orlower vocational | 25 (56) | 98 (40.0) | 69 (47.3) |
| Secondary | 15 (33) | 112 (45.7) | 56 (38.4) |
| Higher (College or university) | 5 (11) | 35 (14.3) | 21 (14.4) |
a p < 0.05 (HCV 4 vs other than 4)
b p < 0.05 (HCV 4 vs HCV 1)