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Hepatitis C virus genotypes according to age, sex, region and viral load n (%)
| Risk factors | Genotype 1 | Other genotypes | P value |
| Age (yr) | < 0.0001 | ||
| < 60 | 284 (65.3) | 22 (5.1) | |
| ≥ 60 | 102 (23.4) | 27 (6.2) | |
| Sex | 0.8 | ||
| Male | 132 (30.3) | 18 (4.1) | |
| Female | 254 (58.4) | 31 (7.1) | |
| Region | < 0.01 | ||
| Central | 327 (75.2) | 32 (7.4) | |
| North | 43 (9.9) | 14 (3.2) | |
| South | 16 (3.7) | 3 (0.7) | |
| Viral load (IU/mL) | 0.2 | ||
| < 600000 | 144 (33.1) | 15 (3.4) | |
| ≥ 600000 | 241 (55.4) | 33 (7.6) |
