From: Cross sectional study of factors associated to self-reported blood-borne infections among drug users
HCV positive | HCV negative | Bivariate analysisa | Multivariate analysisb | |
---|---|---|---|---|
n = 203 (%) | n = 309 (%) | PR (95 % CI) | PR (95 % CI) | |
Age, median (IQR) | 42 [37–46] | 35 [31–41] | 1.05 (1.04–1.06) | 1.02 (1.01–1.03) |
Sex | ||||
Men | 159 (40.56) | 233 (59.44) | 1 | 1 |
Women | 44 (36.67) | 76 (63.33) | 0.9 (0.69–1.17) | 1.15 (0.99–1.36) |
Country of birth | ||||
Spain | 179 (38.74) | 283 (61.26) | 1 | |
Other countries | 22 (45.83) | 26 (54.17) | 1.19 (0.86–1.65) | |
Unknown | 2 (100) | – | ||
Current marital status | ||||
Single | 112 (40.73) | 163 (59.27) | 1 | |
Married | 51 (42.50) | 69 (57.50) | 1.04 (0.8–1.33) | |
Divorced | 33 (37.08) | 56 (62.92) | 0.9 (0.66–1.22) | |
Unknown | 7 (25) | 21 (75) | – | |
Educational level | ||||
Primary education or less | 71 (45.81) | 84 (54.19) | 1 | |
Secondary education | 80 (39.41) | 123 (60.59) | 0.86 (0.67–1.09) | |
Undergraduate education | 52 (33.77) | 102 (66.23) | 0.73 (0.55–0.97) | |
Current employment status | ||||
Current regular job | 17 (15.32) | 94 (84.68) | 1 | 1 |
Unemployment | 109 (39.35) | 168 (60.65) | 2.62 (1.65–4.15) | 1.52 (1.15–2.56) |
Disabled or retired | 69 (69.70) | 30 (30.30) | 4.63 (2.93–7.32) | 1.77 (1.30–2.40) |
Others, including never has worked and worked at home | 8 (32.0) | 17 (68.0) | 2.13 (1.04–4.37) | 1.51 (1.12–2.06) |
Number of years by injecting drug consumption | ||||
Non–injecting users | 16 (5.59) | 270 (94.41) | 1 | 1 |
Injection for <6 years | 35 (60.34) | 23 (39.66) | 10.82 (6.44–18.2) | 5.88 (3.27–13.74) |
Injection for 6 to 12 years | 23 (85.19) | 4 (14.81) | 15.28 (9.25–25.23) | 7.88 (4.46–13.94) |
Injection 13 to 22 years | 63 (92.65) | 5 (7.35) | 16.62 (10.28–26.88) | 7.77 (4.40–13.74) |
Injection for >22 years | 52 (100) | – | 17.94 (11.14–28.88) | 7.98 (4.49–14.19) |
Injection for unknown time | 14 (66.67) | 7 (33.33) | 11.42 (6.45–20.21) | 5.89 (3.14–11.03) |
Years after starting drug use, median (IQR) | 26 [20–30] | 17 [12–23] | 1.07 (1.05–1.08) | 5.80 (3.09–10.91) |
Period of onset of the 1st drug use | ||||
2001–2012 | 2 (3.92) | 49 (96.08) | 1 | |
1991–2000 | 46 (23.12) | 153 (76.88) | 5.87 (1.47–23.36) | |
1981–1990 | 111 (56.92) | 84 (43.08) | 14.44 (3.69–56.49) | |
1953–1980 | 43 (67.19) | 21 (32.81) | 17.13 (4.36–67.37) | |
Unknown period | 1 (33.33) | 2 (66.67) | 8.5 (1.04–69.35) | |
Heroin use | ||||
No | 10 (4.63) | 206 (95.37) | 1 | 1 |
Yes | 193 (65.20) | 103 (34.80) | 14.21 (7.72–26.19) | 2.86 (1.42–5.75) |
Prison history | ||||
No | 124 (31.55) | 269 (68.45) | 1 | |
Yes | 79 (66.39) | 40 (33.61) | 3.35 (2.41–4.65) |