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Table 1 Determinant characteristics for the study population per injection risk behaviour, (2002–2012, N = 2150)

From: Risk behaviour determinants among people who inject drugs in Stockholm, Sweden over a 10-year period, from 2002 to 2012

 

Having shared injection drug solution

Having lent out already used injection equipment

Having received already used injection equipment

Yes (N, %)

Total (N = 100%)

Yes (N, %)

Total (N = 100%)

Yes (N, %)

Total (N = 100%)

Gender

 Woman

185 (76.8)

241

195 (62.9)

310

201 (65)

309

 Man

773 (63.9)

1210

835 (54.2)

1541

942 (61)

1543

 Total

958 (66)

1451

1030 (55.6)

1851

1143 (61.7)

1852

Place of birth

 Sweden

673 (67.8)

992

723 (57.2)

1265

785 (62)

1266

 Europe (excl. Sweden)

193 (63.1)

306

213 (52.7)

404

248 (61.2)

405

 Rest of the world

76 (57.6)

132

78 (49.1)

159

97 (61.4)

158

 Total

942 (65.9)

1430

1014 (55.5)

1828

1130 (61.8)

1829

Living situation (2003–2012)

 Homeless

327 (72)

454

276 (60.7)

455

312 (68.3)

457

 Living with somebody

429 (65)

660

371 (55.5)

668

419 (62.8)

667

 Own housing contract

192 (59.8)

321

148 (46.4)

319

144 (45.3)

318

 Total

948 (66.1)

1435

795 (55.1)

1442

875 (60.7)

1442

Number of times in prison

 0

254 (66.5)

382

237 (57.9)

409

277 (67.4)

411

 1–2

243 (64.6)

376

233 (55)

424

253 (59.7)

424

 3 or more

450 (67.2)

670

432 (54.7)

790

462 (58.6)

788

 Total

947 (66.3)

1428

902 (55.6)

1623

992 (61.1)

1623

Age when starting drugs

 ≤ 13 years

399 (69.5)

574

427 (58.8)

726

484 (66.5)

728

 14–16 years

331 (65.4)

506

358 (55.7)

643

399 (62.2)

641

 17–19 years

99 (62.3)

159

105 (53)

198

111 (56.1)

198

 20–24 years

43 (58.9)

73

52 (50.5)

103

56 (54.4)

103

 ≥ 25 years

29 (58)

50

24 (39.3)

61

24 (39.3)

61

 Total

901 (66.2)

1362

966 (55.8)

1731

1074 (62)

1731

Age when starting injection drugs

 ≤ 16 years

270 (68.7)

393

301 (58)

519

334 (64.5)

518

 17–19 years

254 (70.6)

360

265 (58)

453

273 (60.3)

453

 20–24 years

226 (64.4)

351

239 (53.6)

446

288 (64.3)

448

 25–29 years

92 (61.7)

149

107 (53.5)

200

117 (57.9)

202

 ≥ 30 years

111 (61.3)

181

112 (51.6)

217

125 (57.9)

216

 Total

953 (66.5)

1434

1024 (55.8)

1835

1137 (61.9)

1837

Type of drug at injection debut

 Amphetamine

707 (68.8)

1027

723 (54.8)

1320

786 (59.5)

1320

 Heroin

221 (61.7)

358

269 (58.4)

461

319 (68.8)

464

 Other

20 (48.8)

41

25 (55.6)

45

27 (61.4)

44

 Total

948 (66.5)

1426

1017 (55.7)

1826

1132 (61.9)

1828

Most used drug the last 12 months

 Amphetamine (inject)

528 (79.5)

664

537 (61.5)

873

561 (64.4)

871

 Heroin (inject)

216 (66.5)

325

278 (62.6)

444

319 (71.8)

444

 Other (inject)

12 (46.2)

26

14 (48.3)

29

18 (62.1)

29

 Total

756 (74.5)

1015

829 (61.6)

1346

898 (66.8)

1344

 Cannabis

59 (52.2)

113

55 (40.1)

137

63 (46)

137

 Amphetamine (oral)

22 (55)

40

14 (34.1)

41

12 (29.3)

41

 Heroine (smoke)

5 (45.5)

11

5 (38.5)

13

6 (46.2)

13

 Alcohol

46 (41.8)

110

47 (35.3)

133

68 (50.7)

134

 Benzodiazepine (oral)

32 (50)

64

38 (52.8)

72

42 (57.5)

73

 Buprenorphine (oral)

20 (47.6)

42

18 (40.9)

44

30 (66.7)

45

 Cocaine (sniffing)

2 (11.8)

17

4 (23.5)

17

5 (29.4)

17

 Other (non-injectable drugs)

11 (37.9)

29

16 (44.4)

36

16 (44.4)

36

 Total

197 (46.2)

426

197 (40)

493

242 (48.8)

496

Time from injection drug debut to current interview

 ≤ 5 years

229 (63.8)

359

251 (56.5)

444

292 (65.8)

444

 6–10 years

195 (68.2)

286

208 (59.1)

352

250 (70.6)

354

 11–15 years

122 (68.5)

178

143 (61.4)

233

155 (66.2)

234

 16–20 years

94 (63.1)

149

113 (56.2)

201

119 (59.2)

201

 21–25 years

101 (70.6)

143

113 (55.1)

205

125 (61)

205

 26–30 years

87 (69)

126

86 (54.1)

159

90 (56.6)

159

 31–35 years

68 (66)

103

65 (49.2)

132

69 (52.3)

132

 ≥ 36 years

58 (63.7)

91

45 (40.9)

110

38 (34.9)

109

 Total

954 (66.5)

1435

1024 (55.8)

1836

1138 (61.9)

1838