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Table 2 Participants’ drug use history and behavioral characteristics by treatment group

From: The political and scientific challenges in evaluating compulsory drug treatment centers in Southeast Asia

 

CCT (n = 208)

MMT (n = 384)

Test result and P value

Mean age of first intoxication (SD)

22.35 (5.79)

23.22 (6.42)

t(590) = -1.68; p = 0.09

% drugs of first intoxication

 Heroin

85.58

80.73

X 2(2) = 7.26; p = 0.03

 Opium

10.58

16.41

 

 Other drugs

4.81

2.34

 

Mean number of years used (SD)

11.01 (6.22)

13.17 (4.63)

t(590) = -5.08; p < 0.001

Ever reported daily heroin use (%)

97.54

99.96

X 2(1) = 3.57; p = 0.06

Median heroin use frequency of those who used every day (range)

3 (0–20)

4 (0–18)

U = 64,077; p < 0.001

Median monthly drug spending (range)

4.55 mil VND (0–84 mil)

6.20 mil VND (0–225 mil)

U = 60,171; p < 0.001

% heroin injection ever

66.43

82.55

X 2(1) = 30.79; p < 0.001

% poly drug use evera

50.48

28.91

X 2(1) = 29.99; p < 0.001

Mean number of drug classes used (SD) of those who were poly users

3 (1.25)

2 (0.82)

t(214) = 4.69; p < 0.001

% ever sought drug dependence treatment

80.77

96.61

X 2(1) = 55.14; p < 0.001

Median number of treatment episodes (range)b

2 (1–50)

5 (1–40)

U = 49,581; p < 0.001

% ever been to CCT centers

37.98

49.74

X 2(1) = 8.46; p = 0.004

% ever home detoxed

66.70

84.40

X 2(1) = 27.67; p < 0.001

% ever committed illegal behaviors

35.20

30.30

X 2(1) = 2.35; p = 0.13

% ever been to prison

16.35

26.30

X 2(1) = 7.59; p = 0.006

% overdose incident ever

18.75

12.10

X 2(1) = 3.49; p = 0.06

  1. aMethamphetamine second drug of choice 28.30% for CCT and 11.60% for MMT
  2. bFor those who ever sought treatment