Table 2 HCV risk factors reported by younger (<30 years) and older (≥30 years) study participants, by place of residence (N = 1241)
Reported HCV risk | Amritsar (N = 507) | Imphal (N = 734) | Ratio (≥30 years/ <30 years) | Ratio (IMP/AMR) | ||||
|---|---|---|---|---|---|---|---|---|
<30 years | ≥30 years | <30 years | ≥30 years | AMR | IMP | <30 years | ≥30 years | |
(n = 318 ) | (n = 189) | (n = 138 ) | (n = 596 ) | |||||
Daily injector in last 1 month | 36/311 (11.6) | 12/ 188 (6.4) | 37/129 (28.7) | 178/518 (34.4) | 0.6 | 1.2 | 2.5 | 5.4 |
More than 30 injecting episodes per month in last consecutive 3 months | 24/153 (15.7) | 10/73 (13.7) | 46/104 (44.2) | 177/369 (47.9) | 0.9 | 1.1 | 3.2 | 3.4 |
Injecting in a group in last 1 month | 134/314 (42.7) | 57/188 (30.3) | 55/126 (43.7) | 153/502 (30.5) | 0.7 | 0.7 | 1.0 | 1.0 |
Sharing of needles/ syringes and other equipment in last 1 month | 77/313 (24.6) | 32/189 (16.9) | 17/126 (13.4) | 62/516 (12.0) | 0.7 | 0.9 | 0.5 | 0.7 |
Unprotected sex in last 1 month | 186/277 (67.1) | 131/167 (78.4) | 38/129 (29.5) | 275/531 (51.8) | 1.2 | 1.8 | 0.4 | 0.7 |
Sex with female sex worker in last 1 month | 42/314 (13.4) | 13/188 (6.9) | 4/133 (3.0) | 11/578 (1.9) | 0.5 | 0.6 | 0.2 | 0.3 |
STI symptoms or STI treatment in last 1 month | 10/315 (3.2) | 3/189 (1.6) | 1/132 (0.8) | 4/571 (0.7) | 0.5 | 0.8 | 0.2 | 0.4 |
Use of alcohol and/or other non-injecting drugs in last 1 month | 245/315 (77.8) | 177/189 (77.8) | 77/133 (57.9) | 284/579 (49.1) | 1.0 | 0.8 | 0.7 | 0.6 |
Opioid substitution therapy non-adherence in last 1 month | 71/315 (22.5) | 30/189 (15.8) | 71/132 (53.8) | 348/580 (60.0) | 0.7 | 1.1 | 2.4 | 3.8 |
High mobility in last 1 montha | 26/307 (8.5) | 10/187 (5.3) | 28/132 (21.2) | 110/577 (19.1) | 0.6 | 0.9 | 2.5 | 3.6 |
Mother, father or spouse ever tested HCV-positive | 1/314 (0.3) | 0/189 (0) | 3/131 (2.3) | 18/572 (3.1) | 0.0 | 1.3 | 7.7 | - |
Ever had tattoo or piercing | 102/312 (32.7) | 46/188 (24.5) | 35/131 (26.7) | 72/581 (12.4) | 0.7 | 0.5 | 0.8 | 0.5 |
Ever had transfusion of blood or blood components | 18/314 (5.7) | 15/189 (7.9) | 1/132 (0.8) | 18/579 (3.1) | 1.4 | 3.9 | 0.1 | 0.4 |
Ever had medical or dental surgery, or hemodialysis | 13/315 (4.1) | 25/189 (13.2) | 1/131 (0.8) | 16/582 (2.7) | 3.2 | 3.4 | 0.2 | 0.2 |
Ever had needle stick injury | 0/315 | 1/188 (0.5) | 3/130 (2.3) | 10/573 (1.7) | - | 0.7 | - | 3.4 |