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. 2019 Nov 6;16(22):4315. doi: 10.3390/ijerph16224315

Table 4.

Factors associated with sleeping quality among MMT patients.

Characteristics Poor Sleep PSQI Score
PR 95% CI Coef. 95% CI
Education (versus < Secondary school)
Secondary school 1.53 0.91; 2.58
Occupation (versus Unemployed)
Self-employed 0.24 * 0.10; 0.57 −1.19 * −2.26; −0.13
Blue collar/farmer 0.41 * 0.17; 0.98 −1.07 −2.17; 0.03
Business 0.46 0.15; 1.40 −1.62 * −2.80; −0.43
Others 0.15 * 0.06; 0.38 −1.35 * −2.44; −0.26
Marital status (versus Single)
Having a sex partner 1.90 0.81; 4.43
Having a spouse −0.43 * −0.85; −0.01
Frequency of alcohol use in the last 30 days (versus None)
Daily 0.61 0.34; 1.11
Frequency of smoking tobacco in the last 30 days (versus None)
Every few weeks −0.89 −1.86; 0.08
Every week −0.58 −1.29; 0.12
Daily −0.59 * −1.14; −0.03
Current drug use (Yes versus No) 0.46 0.17; 1.23 −1.22 * −2.22; −0.22
Ever drug injection (Yes versus No) 1.45 0.87; 2.42 0.34 −0.09; 0.78
DASS-21 subscales
Anxiety score 1.08 * 1.01; 1.16 0.13 * 0.07; 0.20
Depression score 0.10 * 0.03; 0.17
Stress score 1.10 * 1.02; 1.18
MMT doses 0.00 −0.00; 0.01
Duration of MMT 1.12 * 1.001; 1.25 0.07 −0.01; 0.15
Source of support
Health staff in MMT clinic (Yes versus No) 0.34 −0.11; 0.79
Other health workers (Yes versus No) −0.90 * −1.49; −0.31
Family members (Yes versus No) 0.36 −0.14; 0.85
Neighborhood, friends (Yes versus No) 3.02 * 1.03; 8.81
MMT model (Public versus Private) 0.27 −0.10; 0.64

PSQI: Pittsburgh Sleep Quality Index; PR: Prevalence Ratio; * p < 0.05.