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Table 3 Method to support adherence

From: Adherence to methadone maintenance treatment and associated factors among patients in Vietnamese mountainside areas

Characteristics MMT duration ≤12 months MMT duration >12 months Total p-value
n % n % n %
Methods to support adherence
 • Set the alarm clocka 14 13.7 19 13.7 33 13.7 0.99
 • Set the mobile phone alarmb 18 17.7 26 18.7 44 18.3 0.83
 • SMS reminderc 7 6.9 10 7.2 17 7.1 0.92
 • Reminded by relativesd 33 32.4 35 25.2 68 28.2 0.22
 • Reminded by health workerse 0 0.0 2 1.4 2 0.8 0.33
 • Self-helpf 94 92.2 121 87.1 215 89.2 0.21
 • Select appropriate work-shiftsg 1 1.0 4 2.9 5 2.1 0.30
 • Noneh 1 1.0 5 3.6 6 2.5 0.31
Most effective manner to not miss dosesi
 • Set the alarm clock 3 3.1 11 8.2 14 6.0 0.16
 • Set the mobile phone alarm 8 8.2 6 4.5 14 6.0  
 • SMS reminder 1 1.0 4 3.0 5 2.2  
 • Reminded by relatives 21 21.4 18 13.4 39 16.8  
 • Self-help groups 65 66.3 92 68.7 157 67.7  
 • Select appropriate work-shifts 0 0.0 1 0.8 1 0.4  
 • None 0 0.0 2 1.5 2 0.9  
Invite people to support adhering MMTk
 • Wife/Husband /Lover 52 53.1 71 53.0 123 53.0 0.45
 • Parents 18 18.4 16 11.9 34 14.7  
 • Others 6 6.0 10 7.4 16 7.2  
 • Do not want to invite 4 4.1 12 9.0 16 6.9  
 • No one engaged 18 18.4 25 18.7 43 18.5  
  1. χ 2 ; fisher’s exact test;
  2. aPearson chi-squared test = 0.0002; bPearson chi-squared test = 0.0441; cPearson chi-squared test = 0.0099; dPearson chi-squared test = 1.4945; eFisher’s exact test = 0.510; fPearson chi-squared test = .15939; gFisher’s exact test = 0.399; hFisher’s exact test = 0.406; iFisher’s exact test = 0.157; kPearson chi-squared test = 3.6949