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Table 1 Participant characteristics by study visits at two timepoints and by injection statusa

From: Reducing injection intensity is associated with decreased risk for invasive bacterial infection among high-frequency injection drug users

Characteristics

Study visits

Demographic

Time 0

No. of visits, %

Time 1

No. of visits, %

High intensity injector, (n = 12,469) 100

Cessation, (n = 1680) 13.47

Reduced intensity, (n = 3185) 25.54

High intensity, (n = 7604) 60.98

Gender

 Male

(9006) 72.23

13.30

26.49

60.20

 Female

(3463) 27.77

13.92

23.07

63.01

Race

 African-American

(11,797) 94.63

13.60

32.44

53.96

 White/Hispanic

(669) 5.37

13.47

25.16

61.37

Education

 High school or more

(4957) 39.85

13.70

26.81

59.49

 Less than high school

(7481) 60.15

13.31

24.66

62.02

Marital status

 Married

(4077) 32.75

13.56

26.44

60.00

 Never married

(8373) 67.25

13.42

25.08

61.50

Homelessb

 No

(9392) 79.22

13.13

25.55

61.32

 Yes

(2463) 20.78

15.87

25.90

58.22

Employmentb

 No

(8846) 83.89

14.24

24.75

61.01

 Yes

(1699) 16.11

14.42

25.13

60.45

Behavioral

 Any non-IV drug useb

  No

(5991) 48.16

14.54

23.80

61.66

  Yes

(6448) 51.84

12.55

27.16

60.30

 Types of drugb

  Heroin

(11,631) 93.66

11.59

23.55

58.53

  Cocaine

(11,044) 88.94

11.93

25.94

62.13

  Marijuana

(3885) 31.17

10.14

27.54

62.32

 Cigarette smokingb

  No

(900) 7.24

19.78

29.22

51.00

  < 2 packs/day

(10,153) 81.63

13.27

25.89

60.84

  ≥ 2 packs/day

(1385) 11.14

10.69

20.43

68.88

 Alcohol useb

  No

(3246) 26.15

19.75

23.17

57.09

  Drank > 1 day/week

(6490) 52.29

11.54

28.12

60.34

  Drank 7 days/week

(2675) 21.55

10.65

22.21

67.14

Clinical

 HIV status

  Negative

(8265) 67.31

12.96

24.68

62.36

  Positive

(4014) 32.69

14.49

27.24

58.28

 CD4 counts (per mm3)c

  ≥ 500

(1306) 32.54

14.32

25.57

60.11

  200–499

(1857) 46.26

14.11

27.84

58.05

  ≤ 200

(851) 21.20

15.75

28.44

55.82

  1. aData are number (%) of study visits
  2. bCharacteristics in previous 6 months
  3. creflects characteristics among HIV-positive individuals only
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Harm Reduction Journal

ISSN: 1477-7517