Table 6

Impact of heroin maintenance programme on participants' financial situation in previous month, Geneva, 1995–6. Values are mean (SD) Swiss francs (1 Swiss franc=£0.45)

Experimental group (n=27)Control group (n=21)P value for difference between groups
BaselineFollow upBaselineFollow up
Income from:
  Work500 (1125)513 (1001)305 (715)119 (445)0.82
  Loans§679 (1623)237 (555) 775 (1197) 590 (1319)0.56
  Social benefits1069 (1037) 1359 (1120) 1129 (1256)1688 (1147)0.63
  Other legal107 (387) 81 (250)71 (327)12 (55)0.66
  Drug dealing2485 (3150) 0***2540 (3829)3942 (9310) 0.030
  Commercial sex861 (2489)311 (1539)5 (22) 857 (3928)0.76
  Other illegal26 (134)0***578 (1563)132 (544)0.08
Legal income2356 (2298) 2191 (1316) 2280 (1742)2409 (1717)0.62
Illegal income3372 (3438)    311 (1539)***3123 (4091) 4931 (10133) 0.053
Living expenses1235 (748)  1481 (847)  1068 (817)1874 (1293)0.12
Expenses for drugs4622 (3025)    511 (1427)***5425 (4609)4982 (9969) 0.039
  • † Significance of before comparisons between baseline and follow up denoted by *P<0.05, **P<0.01, ***P<0.001. Wilcoxon matched pairs rank sum test (exact).

  • ‡ Mann-Whitney U test for independent samples (exact).

  • § From family, partner, friends, banks.

  • ¶ Disability, unemployment, and other social benefits.