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Table 2 Non-response analysis

From: Non-prescribed use of methadone and buprenorphine prior to opioid substitution treatment: lifetime prevalence, motives, and drug sources among people with opioid dependence in five Swedish cities

Variable

Study group (411)

All patients (1006)

P value (χ2 test)

Gender (man)

74.7% (307)

75.2% (757)

0.736

Age (mean)

39.36 (411)

39.85 (1006)

 

Medication

 Methadone

53.3% (219)

51.6% (519)

0.628

 Buprenorphine

27.3% (112)

28.7% (289)

 

 Buprenorphine/naloxone

19.5% (80)

19.7% (198)

 

Dose (mg)

 Methadone

99.32 (219)

98.55 (517)

 

 Mono-buprenorphine

19.02 (112)

19.44 (289)

 

 Buprenorphine/naloxone

18.78 (80)

18.88 (198)

 

Pick-up routines

 5–7 days/week

34.5% (142)

21.4% (215)

0.000

 2–4 days/week

36.3% (149)

35.8% (360)

 

 More seldom

29.2% (120)

42.8% (431)

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