Table 1. The basic characteristics of people who use drugs.
| Characteristic | Total, n (%) | Fully vaccinated, n (%) | Not vaccinated, n (%) | Vaccination rate (%) |
| Abbreviation: IDs=infectious diseases; CDs=chronic diseases. | ||||
| Total | 1,113 | 883 | 230 | 79.34 |
| Sex | ||||
| Men | 828 (74.39) | 654 (74.07) | 174 (75.65) | 78.99 |
| Women | 285 (25.61) | 229 (25.93) | 56 (24.35) | 80.35 |
| Age (years) | ||||
| 19–29 | 96 (8.63) | 74 (8.38) | 22 (9.57) | 77.08 |
| 30–39 | 393 (35.31) | 345 (39.07) | 48 (20.87) | 87.79 |
| 40–49 | 299 (26.86) | 252 (28.54) | 47 (20.43) | 84.28 |
| 50–59 | 274 (24.62) | 184 (20.84) | 90 (39.13) | 67.15 |
| ≥60 | 51 (4.58) | 28 (3.17) | 23 (10.00) | 54.90 |
| Occupation | ||||
| Public institution & enterprise | 172 (15.45) | 155 (17.55) | 17 (7.39) | 90.12 |
| Service industry | 360 (32.35) | 297 (33.64) | 63 (27.39) | 82.50 |
| Unemployed | 404 (36.30) | 292 (33.07) | 112 (48.70) | 72.28 |
| Missing | 177 (15.90) | 139 (15.74) | 38 (16.52) | 78.53 |
| Type of drugs used | ||||
| Only opioid | 221 (19.86) | 142 (16.08) | 79 (34.35) | 64.25 |
| Only synthetic | 745 (66.94) | 630 (71.35) | 115 (50.00) | 84.56 |
| New psychoactive substance | 35 (3.14) | 30 (3.40) | 5 (2.17) | 85.71 |
| Polydrug | 103 (9.25) | 75 (8.49) | 28 (12.17) | 72.82 |
| Missing | 9 (0.81) | 6 (0.68) | 3 (1.30) | 66.67 |
| Status of last treatment | ||||
| Completed | 218 (19.59) | 189 (21.40) | 29 (12.61) | 86.70 |
| Drug maintenance therapy | 10 (0.90) | 7 (0.79) | 3 (1.30) | 70.00 |
| Compulsory isolated detoxication | 75 (6.74) | 58 (6.57) | 17 (7.39) | 77.33 |
| Administrative detention | 179 (16.08) | 154 (17.44) | 25 (10.87) | 86.03 |
| Community-based detoxification | 240 (21.56) | 176 (19.93) | 64 (27.83) | 73.33 |
| Community-based rehabilitation | 181 (16.26) | 153 (17.33) | 28 (12.17) | 84.53 |
| Missing | 210 (18.87) | 146 (16.53) | 64 (27.83) | 69.52 |
| Years of using drugs | ||||
| ≤5 | 624 (56.06) | 520 (58.89) | 104 (45.22) | 83.33 |
| 6–10 | 170 (15.27) | 139 (15.74) | 31 (13.48) | 81.76 |
| 11–15 | 186 (16.71) | 135 (15.29) | 51 (22.17) | 72.58 |
| ≥16 | 32 (2.88) | 18 (2.04) | 14 (6.09) | 56.25 |
| Missing | 101 (9.07) | 71 (8.04) | 30 (13.04) | 70.30 |
| Mode of using drugs | ||||
| Oral | 907 (81.49) | 742 (84.03) | 165 (71.74) | 81.81 |
| Injection | 89 (8.00) | 57 (6.46) | 32 (13.91) | 64.04 |
| Oral & injection | 66 (5.93) | 41 (4.64) | 25 (10.87) | 62.12 |
| Missing | 51 (4.58) | 43 (4.87) | 8 (3.48) | 84.31 |
| Diseases records | ||||
| No diseases | 944 (84.82) | 815 (92.30) | 129 (56.09) | 86.33 |
| Only IDs | 25 (2.25) | 9 (1.02) | 16 (6.96) | 36.00 |
| Only CDs | 130 (11.68) | 52 (5.89) | 78 (33.91) | 40.00 |
| IDs & CDs | 14 (1.26) | 7 (0.79) | 7 (3.04) | 50.00 |