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Table 3 Factors associated with suboptimal ART adherence measured by the visual analogue scale (N=615)

From: Factors associated with suboptimal adherence to antiretroviral therapy in Viet Nam: a cross-sectional study using audio computer-assisted self-interview (ACASI)

Factors

 

% of optimal adherent group (n=462)

% of suboptimal adherent group (n=153)

Unadjusted OR1(95% CI)

Adjusted OR2(95% CI)

P value3

Socio-demographic factors

Sex

Male

74.0

26.0

1

  

Female

78.0

22.0

0.79(0.53–1.20)

–

–

Age

18–30

74.8

25.2

1

–

–

31–40

74.8

25.2

1.00(0.68–1.48)

  

>= 40

78.1

21.9

0.83(0.43–1.61)

  

Education

<= Primary

59.6

40.4

1

  

Higher

72.0

28.0

0.58(0.33–1.03)

–

–

Clinical factors

Site

Kinh Mon & Chi Linh

67.9

32.1

1

1

 

Dong Da

72.9

27.1

0.79(0.41–1.49)

1.20(0.57–2.52)

0.628

Dong Anh

82.0

18.0

0.46(0.24–0.90)

0.59(0.27–1.29)

0.188

Hai Duong

71.3

28.7

0.85(0.44–1.65)

1.34(0.61–2.93)

0.464

Distance from residence to clinic

>10 km

78.6

21.4

0.68(0.47–0.99)

0.83(0.53–1.28)

0.396–

Alcohol and drug use

      

Heavy alcohol use (last month)

No

81.6

18.4

1

–

–

Yes

69.2

30.8

1.98(1.36–2.89)

  

Illicit drug Use (last month)

No

77.7

22.3

1

–

–

Yes

56.2

43.8

2.72(1.64–4.50)

  

Interaction between drug and alcohol use

No drug + No alcohol

81.2

18.8

1

1

 

No drug + Alcohol

69.5

30.5

1.90(1.25–2.89)

2.14(1.34–3.41)

.001

Drug + No alcohol

71.4

28.6

1.73(0.73–4.09)

1.49(0.59–3.80)

.402

Drug + Alcohol

46.7

53.3

4.94(2.61–9.37)

5.04(2.46–10.32)

<0.001

Depression

No/mild symptom

78.7

21.3

1

1

 
 

Major symptom

63.7

36.3

2.10(1.40–3.14)

3.26(2.04–5.22)

<0.001

  1. 1 unadjusted odds ratio of suboptimal adherence is obtained from the univariate analysis; 2 adjusted odds ratio is obtained from multivariate analysis (95% confidence interval); 3 p values of the adjusted odds ratio.