Table 4.

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

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

Independent t-test p value: **significance < 0.05, ***significance < 0.001