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Table 3 History of drug use and treatment among respondents across MMT sites

From: Expanding co-payment for methadone maintenance services in Vietnam: the importance of addressing health and socioeconomic inequalities

  Nam Dinh   Xuan Truong Tu Liem   Long Bien   Ha Dong   Total   p-value
  N %   N %   N %   N %   N %   N %   
HIV positive 22 8.4   7 5.3   25 13.2   19 11.2   9 4.4   82 8.6   0.01
ART 16 5.9   6 4.0   23 11.4   15 8.2   6 2.9   66 6.5   0.02
Ever inject drug 222 82.2   91 60.3   153 76.1   119 64.7   161 76.7   746 73.4   <0.01
Current drug use 15 5.6   17 11.3   0 0.0   6 3.3   11 5.2   49 4.8   <0.01
Location of previous drug rehabilitation
 Home 213 85.9   103 75.7   122 63.5   104 59.8   132 68.8   674 71.6   <0.01
 Private voluntary centre 108 43.6   50 36.8   97 50.5   98 56.3   97 50.5   450 47.8   0.01
 Compulsory center 74 29.8   13 9.6   68 35.4   69 39.7   32 16.7   256 27.2   <0.01
# drug rehabilitation
 None 22 8.2   15 9.9   9 4.5   10 5.4   18 8.6   74 7.3   <0.01
 1--5 episodes 155 57.4   110 72.9   138 68.7   121 65.8   151 71.9   675 66.4   
 6--10 72 26.7   24 15.9   45 22.4   37 20.1   33 15.7   211 20.8   
  > 10 21 7.8   2 1.3   9 4.5   16 8.7   8 3.8   56 5.5   
  Mean 95% CI Mean 95% CI Mean 95% CI   Mean 95% CI Mean 95% CI Mean 95% CI  
Daily cost of drug use (1000 vnd) 405 318 492 251 200 303 444 175 714 299 172 427 356 245 468 336 295 376 0.02
Duration on MMT (month) 11.5 10.6 12.4 9.3 8.4 10.1 27.7 26.0 29.4 18.7 17.2 20.2 15.2 14.1 16.3 16.3 15.6 17.0 0.02