Table 3

Relationship between lifetime experiences of intimate partner violence (IPV) and prescriptions for potentially addictive drugs, 2004–2009

No adjustments, n=6081Model 1, n=5981*Model 2, n=5558/5813/5694
PrescriptionsPerson-yearsRR (95% CI)PrescriptionsPerson-yearsRR (95% CI)PrescriptionsPerson-yearsRR (95% CI)
Potentially addictive drugs overall
 No IPV (ref.)26 11831 332125 71430 828123 19028 6501
 Psychological IPV alone378821662.13 (1.69 to 2.69)375821182.03 (1.63 to 2.53)364419561.97 (1.59 to 2.45)
 Physical/sexual IPV789626923.57 (2.89 to 4.40)780226442.44 (2.00 to 2.97)727024711.83 (1.50 to 2.22)
Potentially addictive analgesics
 No IPV (ref.)11 60331 332111 43030 828111 00929 9451
 Psychological IPV alone186721662.37 (1.83 to 3.07)186221182.06 (1.61 to 2.64)186120702.10 (1.65 to 2.68)
 Physical/sexual IPV308326923.11 (2.46 to 3.93)303426442.04 (1.64 to 2.55)291025721.92 (1.55 to 2.39)
CNS depressants
 No IPV (ref.)14 51531 332114 28430 828113 19429 3581
 Psychological IPV alone192121661.94 (1.41 to 2.67)189621182.11 (1.56 to 2.85)183519981.94 (1.44 to 2.61)
 Physical/sexual IPV481326923.93 (2.95 to 5.23)476826442.83 (2.16 to 3.70)453425372.00 (1.53 to 2.61)
  • * Rate ratios (RRs) and CIs adjusted for age, education, employment and marital status.

  • RRs and CIs adjusted for age, education, employment, marital status and former symptoms (potentially addictive drugs overall, n=5558: adjusted for chronic musculoskeletal pain, mental distress and sleep problems; potentially addictive analgesics, n=5813: adjusted for chronic musculoskeletal pain; CNS depressants, n=5694: adjusted for mental distress and sleep problems).