Baseline prescription drug use and QOL | Completed M6 (%) | Kaplan–Meier estimator | ||
---|---|---|---|---|
Probability of remaining in study | ||||
M3 | M6 | P | ||
Use of opioid | Â | Â | Â | 0.004 |
  No | 306/697 (43.9) | 0.74 | 0.44 |  |
  Yes | 102/290 (35.2) | 0.66 | 0.35 |  |
Opioid – defined daily dose (DDD) |  |  |  | 0.321 |
  < 0.57 | 44/108 (40.7) | 0.64 | 0.41 |  |
  ≥ 0.57 | 34/108 (31.5) | 0.66 | 0.31 |  |
Use of non-opioid pain medications | Â | Â | Â | 0.721 |
  No | 314/770 (40.8) | 0.73 | 0.41 |  |
  Yes | 94/215 (43.7) | 0.70 | 0.44 |  |
Non-opioid pain medications—defined daily dose (DDD) |  |  |  | 0.245 |
  < 0.43 | 37/76 (48.7) | 0.72 | 0.49 |  |
  ≥ 0.43 | 36/89 (40.4) | 0.64 | 0.40 |  |
Use of benzodiazepine | Â | Â | Â | 0.151 |
  No | 375/918 (40.8) | 0.71 | 0.41 |  |
  Yes | 32/67 (47.8) | 0.82 | 0.48 |  |
Benzodiazepine–defined daily dose (DDD) |  |  |  | 0.151 |
  < 0.38 | 13/29 (44.8) | 0.71 | 0.41 |  |
  ≥ 0.38 | 15/27 (55.6) | 0.82 | 0.48 |  |
Use of antidepressant | Â | Â | Â | 0.011 |
  No | 324/818 (39.6) | 0.71 | 0.40 |  |
  Yes | 83/166 (50.0) | 0.78 | 0.50 |  |
Antidepressant—defined daily dose (DDD) |  |  |  | 0.342 |
  < 1 | 14/35 (40.0) | 0.74 | 0.40 |  |
  ≥ 1 | 45/90 (50.0) | 0.78 | 0.50 |  |
Use of anti-seizure | Â | Â | Â | 0.003 |
  No | 326/827 (39.4) | 0.71 | 0.39 |  |
  Yes | 83/159 (52.2) | 0.79 | 0.52 |  |
Anti-seizure—defined daily dose (DDD) |  |  |  | 0.542 |
  < 0.5 | 24/46 (52.2) | 0.80 | 0.52 |  |
  ≥ 0.5 | 34/72 (47.2) | 0.75 | 0.47 |  |
WHOQOL—physical health (baseline) |  |  |  | 0.671 |
  < 36 | 218/526 (41.4) | 0.74 | 0.41 |  |
   ≥ 36 | 199/481 (41.4) | 0.70 | 0.41 |  |
WHOQOL—psychological (baseline) |  |  |  | 0.042 |
  < 54 | 166/442 (37.6) | 0.71 | 0.38 |  |
   ≥ 54 | 251/565 (44.4) | 0.73 | 0.44 |  |
WHOQOL—social relationships (baseline) |  |  |  | 0.168 |
  < 58 | 147/384 (38.3) | 0.71 | 0.38 |  |
  ≥ 58 | 270/623 (43.3) | 0.72 | 0.43 |  |
WHOQOL—environment (baseline) |  |  |  | 0.166 |
   < 66 | 222/556 (39.9) | 0.70 | 0.40 |  |
  ≥ 66 | 195/451 (43.2) | 0.75 | 0.43 |  |