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Table 2 Characteristics of drug use

From: Modeling predictors of risky drug use behavior among male street laborers in urban Vietnam

Variable (N = 450)

x ¯ ± SD

N (%)

Lifetime drug use (N = 450)

 

77(17.11)

Average age at first use (N = 77, range = 15-50)

26.95 ± 9.69

 

Lifetime drug injection (77)

 

75(97.40)

Average age at first injection (N = 75, range = 16-51)

29.12 ± 9.79

 

Injection use during the past month (n = 77)

  

  Frequency of injection (range = 0-6)*

3.4 ± 1.38

 

  None during the past month

 

2(2.60)

  Less than monthly

 

6(7.80)

  Around once per month

 

12(15.6)

  A few times per month

 

26(33.76)

  Weekly

 

17(22.08)

  A couple of times per week

 

5(6.49)

  Daily

 

9(11.69)

Sharing syringes and needles given by other users during the past month (N = 75)

  

  Frequency of sharing syringes and needs (range = 0-5)*

3.01 ± 1.31

 

  Never

 

1(1.33)

  Rarely, seldom

 

15(20.00)

  Sometimes

 

9(12.00)

  About half of the time

 

20(26.67)

  Almost everytime

 

23(30.67)

  Always

 

7(9.33)

Giving syringes and needles to other users to share during the past month (N = 75)

  

  Frequency of sharing syringes and needs (range = 0-5)*

2.83 ± 1.31

 

  Never

 

1(1.33)

  Rarely, seldom

 

16(21.33)

  Sometimes

 

13(17.33)

  About half of the time

 

16(21.33)

  Almost everytime

 

24(32.00)

  Always

 

5(6.67)

Purchasing syringes and needles during the past month (N = 75)

  

  Purchasing syringes and needles (range = 0-4)*

2.15 ± 1.06

 

  Never

 

3(4.00)

  Once

 

19(25.33)

  Sometimes

 

26(34.67)

  Often

 

18(24.00)

  Always

 

9(12.00)

Keeping syringes and needles available during the past month (N = 75)

  

  Frequency of keeping syringes and needles (range = 0-4)*

2.15 ± 1.17

 

  Never

 

4(5.33)

  Rarely

 

22(29.33)

  Sometimes

 

20(26.67)

  Often

 

17(22.67)

  Always

 

12(16.00)

Discussing or persuading peers not to share syringes and needles when injecting (N = 75)

  

  Frequency of discussing or persuading peers not to share (range = 0-4)*

1.75 ± 1.17

 

  Never

 

12(16.00)

  Rarely

 

22(19.33)

  Sometimes

 

19(25.33)

  Often

 

17(22.67)

  Always

 

5(6.67)

  1. *Higher scores indicating higher levels of the practice or higher risk behavior.