Skip to main content

Table 1 Completion, length of stay, demographic differences and primary drug addiction behaviours in completers versus non-completers

From: An evaluation of the maintenance to abstinence (MTA) program in achieving abstinence in opioid users and improving mental health and quality of life

  Total Completers Non-completers p value
N = 100 N = 51 N = 49
n % % %
Exit status      < 0.0013
 Voluntary 85 85 51 34  
  Program complete 23 23 23 0  
  Program incomplete 15 15 0 15  
  Progression to therapeutic community 28 28 28 0  
  Reduction complete 19 19 0 19  
 Involuntary 15 15 0 15  
  Reduction complete 9 9 0 9  
  Reduction incomplete 6 6 0 6  
Length of stay (LOS) in daysa < 0.001b
 < 47 25 25 0 25  
 47–82 23 23 3 20  
 > 82 52 52 48 4  
Gender      
 Male 56 56 53.1 58.8 0.562b
 Female 44 44 46.9 41.2  
Age (years)      
 < 30 9 9 5.9 12.2  
 30–39 43 43 39.2 46.9  
 40–49 37 37 56.8 32.7  
 > 50 11 11 13.7 8.2  
 Mean age in years (sd) 38.9 (7.7) 40.1 (7.7) 37.6 (7.5) 0.094c
Rurality (n = 98)      0.901c
 MMM1 63 62 64.7 63.8  
 MMM2 3 3 2.0 4.3  
 MMM3 9 8 7.8 10.6  
 MMM4 15 15 17.6 12.8  
 MMM5 8 8 7.8 8.5  
 Mean MMM score (sd) 2.0 (1.5) 2.0 (1.5) 2.0 (1.4) 0.890c
Primary substance 0.781b
 Analgesics 80 80 82.4 77.6  
 Sedatives and hypnotics 12 12 9.8 14.3  
 Stimulants and antipsychotics 8 8 7.8 8.2  
Method of use      0.773b
 Inject 65 65 70.6 59.2  
 Ingest 25 25 19.6 30.6  
 Absorption 2 2 2.0 2.0  
 Smoke 4 4 3.9 4.1  
 Sniff (powder) 1 1 2.0 0.0  
 Other 3 3 2.0 2.0  
Last injected (n = 99) 0.614b
 Within previous 3 months 65 65 66.7 63.3  
 More than 3, less than 12 months 12 12 13.7 10.2  
 More than 12 months ago 11 11 11.8 10.2  
 Never Injected 12 12 7.8 16.3  
  1. sd standard deviation, MMM Modified Monash Model
  2. aA completer stay of less than 91 days indicates an early attainment of abstinence and progression to the therapeutic communities program at the same facility
  3. bp value for Chi-squared test
  4. cp value for t-test