Table 6 Sources for non-prescribed drugs in different cities
|  | Malmö | Göteborg | Lund | Jönköping/Norrköping | All cities | Chi-2 (P value) |
|---|---|---|---|---|---|---|
Sources: methadone | (182) | (93) | (48) | (35) | (358) | Â |
 Patient in substitution treatment | 74.2 | 71.0 | 66.7 | 65.7 | 71.5 | 0.620 |
 Dealer | 47.3 | 65.6 | 25.0 | 51.4 | 49.4 | 0.000 |
 Other healthcare patient | 12.1 | 10.8 | 6.3 | 34.3 | 13.1 | 0.001 |
 From doctor/health care | 6.0 | 0.0 | 4.2 | 2.9 | 3.9 | 0.107 |
 Online | 0.0 | 2.2 | 0.0 | 2.9 | 0.8 | 0.133 |
 Other source | 56.4 | 30.1 | 52.1 | 17.1 | 44.6 | 0.000 |
Sources: buprenorphine and buprenorphine/naloxone | (143) | (95) | (39) | (36) | (313) | Â |
 Patient in substitution treatment | 75.5 | 56.8 | 76.9 | 72.2 | 69.6 | 0.013 |
 Dealer | 48.3 | 71.6 | 66.7 | 66.7 | 59.7 | 0.002 |
 Other healthcare patient | 6.3 | 0.0 | 0.0 | 5.6 | 3.5 | 0.036 |
 From doctor/health care | 3.5 | 3.2 | 2.6 | 0.0 | 2.9 | 0.728 |
 Online | 0.0 | 1.1 | 10.3 | 11.1 | 2.9 | 0.000 |
 Other source | 4.2 | 14.1 | 5.1 | 16.7 | 8.7 | 0.015 |
Street price | Â | Â | Â | Â | Â | (ANOVA) |
 Methadone 90 mg | 227 | 319 | 242 | 344 | 262 | 0.000 |
 Buprenorphine 8 mg | 103 | 155 | 108 | 271 | 137 | 0.000 |
 Buprenorphine/naloxone 8 mg | 84 | 127 | 93 | 215 | 112 | 0.000 |