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Table 2 Perceptions and outcomes of patients on methadone maintenance treatment following a formulation change

From: Patient perspectives of methadone formulation change in British Columbia, Canada: outcomes of a provincial survey

  N (%)
How heard about the change (n = 353)  
 Health care provider or methadone pharmacist 258 (73.1)
 Non methadone service provider 33 (9.3)
 Family or friend 26 (7.4)
 Newspaper or poster 36 (10.2)
Of those with carries (n = 199)  
 Does not store methadone in locked box 167 (83.9)
 Does store methadone in locked box 32 (16.1)
Splitting doses (n = 293)  
 No change 269 (91.8)
 Started splitting 21 (7.2)
 Stopped splitting 3 (1.0)
Reason dose increased (n = 76)  
 To avoid feeling dope sick 35 (46.1)
 To relieve pain 22 (28.9)
 To avoid using other opioids 19 (25.0)
Reason for supplementing (n = 178)  
 To avoid feeling dope sick 92 (51.7)
 To relieve pain 86 (48.3)
Taste difference (n = 371)  
 Same or better taste 71 (19.1)
 Worse taste 300 (80.9)
Dose changes (n = 320)  
 Lowered or same dose 213 (66.6)
 Increased dose 107 (33.4)
Dope sick changes (n = 358)  
 Same or less dope sick 156 (43.6)
 More dope sick 202 (56.4)
Pain changes (n = 358)  
 Same or better pain 165 (46.1)
 Worse pain 193 (53.9)
Supplements with opioids (n = 360)  
 No supplementing with opioids 179 (49.7)
 Yes supplementing with opioids 181 (50.3)