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Table 1 Baseline characteristics of the study participants stratified by unstable housing at baseline (n = 2453) 1

From: Impact of unstable housing on all-cause mortality among persons who inject drugs

  

Unstable housing

  

Characteristic

Total n (%)

Yes 1713 (69.8)

No2722 (29.4)

Odds ratio (95% CI)

p-value

Gender

     

Male

1620 (66.0)

1147 (67.0)

462 (64.0)

1.14 (0.95-1.37)

0.158

Female

833 (34.0)

566 (33.0)

260 (36.0)

Age, in years (median IQR)

37.7 (29.7 – 44.1)

37.8 (30.0 – 44.1)

37.6 (29.6 – 44.0)

1.00 (0.99-1.01)

0.399

Ancestry

     

Caucasian

1496 (61.0)

1058 (61.8)

430 (59.6)

1.10 (0.92-1.31)

0.308

Other

957 (39.0)

655 (38.2)

292 (40.4)

HIV serostatus

     

Positive

758 (30.9)

551 (32.2)

200 (27.7)

1.23 (1.02-1.50)

0.032

Negative

1692 (69.0)

1161 (67.8)

520 (72.0)

Sex work involvement 3

    

Yes

560 (22.8)

410 (23.9)

143 (19.8)

1.27 (1.03-1.58)

0.026

No

1883 (76.8)

1296 (75.7)

576 (79.8)

Daily heroin injection 3

    

Yes

909 (37.1)

660 (38.5)

242 (33.5)

1.24 (1.04-1.49)

0.020

No

1538 (62.7)

1049 (61.2)

478 (66.2)

Daily cocaine injection 3

    

Yes

733 (29.9)

560 (32.7)

164 (22.7)

1.65 (1.35-2.02)

< 0.001

No

1704 (69.5)

1143 (66.7)

552 (76.5)

Daily non-injection cocaine use 3

    

Yes

590 (24.1)

496 (29.0)

90 (12.5)

2.87 (2.25-3.66)

< 0.001

No

1860 (75.8)

1214 (70.9)

632 (87.5)

Enrolment in a methadone program 3

    

Yes

559 (22.8)

373 (21.8)

184 (25.5)

0.82 (0.67-1.00)

0.051

No

1885 (76.8)

1332 (77.8)

537 (74.4)

Incarceration 3

    

Yes

326 (13.3)

255 (14.9)

67 (9.3)

1.71 (1.29-2.28)

<0.001

No

2122 (86.5)

1454 (84.9)

654 (90.6)

HCV serostatus

     

Positive

2025 (82.6)

1450 (84.7)

562 (77.8)

1.59 (1.27-1.98)

<0.001

Negative

411 (16.8)

252 (14.7)

155 (21.5)

  1. 1. Not all cells add up to 2453 as participants may choose not to answer sensitive questions.
  2. 2. The reference group is those who do not report unstable housing at baseline.
  3. 3. Refers to behaviors in the last six months.
  4. IQR = inter-quartile range.