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Table 4 Differences of mean ASI total score with illicit drug use situation of respondents

From: Factors affecting addiction severity index (ASI) among clients enrolled in methadone maintenance treatment (MMT) program in Myanmar

Differences in ASI score with illicit drug use situation  Sub groups Number (n) Mean ASI total score p value
Urine illicit drug findings
Urine morphine Absent 93 85 0.8683
Present 117 84
Urine THC Absent 185 83 0.1104
Present 25 98
Urine methamphetamine Absent 158 85 0.6610
Present 52 82
Urine amphetamine Absent 191 86 0.2132
Present 19 73
Urine benzodiazepine Absent 138 83 0.3846
Present 72 88
Reported drug use status
Last heroin injection within 30 days No 93 75 0.0030**
Yes 116 93
Frequency of injection per month No or few inj: (mean = 7) 162 80 0.0011***
Higher 47 103
Needle sharing within 30 days Not shared 99 92 0.0160**
Shared 4 150
Life time sharing of needle and syringes Not shared 106 79 0.0478**
Shared 103 91
Drug and alcohol Not used 47 60 0.0000***
Used 162 92
Alcohol Not used 144 71 0.0000***
Used 66 115
Heroin Not used 117 78 0.0073**
Used 93 94
Morphine Not used 205 84 0.0508**
Used 5 122
Benzodiazepine Not used 187 82 0.0133**
Used 22 106
Barbiturate Not used 206 84 0.6641
Used 4 94
Antidepressant Not used 206 83 0.0000***
Used 4 173
Cocaine (Not used = 210)
Amphetamine Not used 156 81 0.0646
Used 54 94
THC Not used 186 82 0.0162**
Used 24 105
Ecstasy Not used 207 84 0.3084
Used 3 110
Inhalants Not used 133 80 0.0391**
Used 76 93
More than one drug Not used 50 66 0.0005***
Used 143 90
  1. Independent t-test p value: **significance < 0.05, ***significance < 0.001