Table 5

Factors associated with work capability among respondents

CharacteristicsPer cent work time missed due to healthPer cent overall work impairment due to healthActively seeking jobs
Coef. 95% CICoef. 95% CIOR 95% CI
Age0.66*−0.121.44
Marital status (vs single)
 Live with spouse/partner0.28***0.120.63
Income quintile (vs poorest)
 Poor−32.38***−49.55−15.20−26.21***−42.83−9.60
 Middle−26.53***−42.00−11.07−21.42***−37.20−5.652.25*0.955.34
 Rich−41.64***−61.11−22.17−36.03***−55.57−16.49
 Richest−29.59**−54.01−5.17−35.66***−58.88−12.432.81*0.978.18
Experiencing problems in mobility (yes vs no)16.97*−2.5036.44
Experiencing problems in self-care (yes vs no)43.08***22.5863.5834.40**12.1156.69
Experiencing problems in usual activities (yes vs no)−23.47**−42.00−4.94−27.50**−47.57−7.43
Pain/discomfort (yes vs no)21.61**6.7236.51
Anxiety/depression (yes vs no)−17.84***−33.01−2.663.50***1.368.98
EQ-VAS−0.72***−1.12−0.33−0.44**−0.890.00
Having acute diseases (yes vs no)7.05−5.7019.80
Having chronic diseases (yes vs no)−10.45*−21.270.370.21**0.060.74
BMI (vs underweight)
 Normal4.33**1.1017.01
 Overweight and obesity40.20**9.9570.45
HIV status (vs negative)
 Positive26.94**2.5051.3815.06−9.4339.550.47*0.191.14
Current smoker (yes vs no)−4.43−17.098.233.19**1.158.88
Adherent to MMT (yes vs no)−21.75***−33.99−9.52−20.53***−31.96−9.09
Taking ARV treatment (yes vs no)31.88**7.9255.8341.84***17.2966.39
Duration of MMT0.56*−0.071.18
Number of drug rehabilitation (vs none)
 One time−11.77−27.473.940.510.211.22
 Two times−0.66−19.7318.41
 >Two times−20.30**−36.45−4.16
Location (Son Duong vs Tuyen Quang)17.36**3.9730.752.40*0.995.82
  • ***p<0.01, **p<0.05, *p<0.1