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Table 2 Ordered logistic regression on adherence for 90, 180, and 365 days of MMTa

From: Adherence among HIV-positive injection drug users undergoing methadone treatment in Taiwan

 

90 days b

180 days c

365 days d

Characteristics

OR

95% CI

OR

95% CI

OR

95% CI

Age

1.02**

1.01

1.04

1.02**

1.01

1.04

1.02**

1.01

1.04

Gender

 Female (RC)

1.00

  

1.00

  

1.00

  

 Male

1.41

0.97

2.06

1.20

0.82

1.74

1.11

0.75

1.64

Education level

  < 9 years (RC)

1.00

  

1.00

  

1.00

  

  > =9 years

1.51**

1.15

1.97

1.65***

1.26

2.16

1.44*

1.09

1.92

Marital status

 Married (RC)

1.00

  

1.00

  

1.00

  

 Married but separated

0.73

0.40

1.31

0.48*

0.26

0.89

0.38**

0.20

0.74

 Single

0.93

0.62

1.40

0.77

0.51

1.17

0.55**

0.36

0.84

 Divorced

1.27

0.84

1.93

1.10

0.71

1.68

0.76

0.49

1.18

Employment status

 Not employed (RC)

1.00

  

1.00

  

1.00

  

 Employed

1.36*

1.06

1.75

1.24

0.96

1.60

1.28

0.98

1.68

Case management area

 Taipei metro area (RC)

1.00

  

1.00

  

1.00

  

 Kaohsiung metro area

0.76

0.56

1.02

0.61**

0.45

0.83

0.55***

0.40

0.75

 Taiwan County

0.59**

0.44

0.80

0.56***

0.41

0.77

0.57**

0.41

0.79

MMT mean dosage

  < 60 mg (RC)

1.00

  

1.00

  

1.00

  

  > =60 mg

2.58***

1.89

3.52

2.18***

1.62

2.95

1.80***

1.33

2.43

HIV+ diagnosed & in MMT date

 HIV+ before MMT > = 180 days (RC)

1.00

  

1.00

  

1.00

  

 HIV+ before MMT < 180 days

0.82

0.59

1.14

0.70*

0.50

0.98

0.55**

0.38

0.79

 HIV+ after MMT

0.65**

0.50

0.86

0.61**

0.46

0.81

0.58***

0.43

0.78

  1. Notes: OR odds ratio, CI confidence interval, RC reference category
  2. aAdherence of 90 days, 180 days, and 365 days for MMT ordered by > = 90%, 50–90, < 50%
  3. b,c,d Brant Tests of Parallel Regression Assumption were non-significant (p > .05) and approximate likelihood-ratio test of odds across response categories were non-significant (p > .05)
  4. *p < 0.05; **p < 0.01; ***p < 0.001