Table 6

Association between behavioural variables (moderating factors), information-motivation-behavioural skills model and ART adherence

VAS adherence (≥ 95%)

Dose, schedule and food adherence


Behavioural variables (moderating factors)

N (%)

519

Crude OR

(95% CI)

P

Adjusted ORa, b

(95% CI)

P

Crude OR

(95% CI)

P

Adjusted ORa, c

(95% CI)

P


TCAM use for HIV

No

375 (72.0)

1.00

1.00

1.00

Yes

144 (28.0)

0.41 (0.28-0.66)

.000

0.62 (0.29-1.34)

.226

0.66 (0.43-1.00)

.049

...


Herbal use for HIV

No

476 (92.0)

1.00

1.00

1.00

1.00

Yes

43 (8.0)

0.13 (0.07-0.26)

.000

0.70 (0.21-1.61)

.296

0.04 (0.02-0.12)

.000

0.12 (0.03-0.51)

.004


Past month alcohol use

No

509 (97.5)

1.00

1.00

1.00

Yes

13 (2.5)

0.08 (0.03-0.28)

.000

0.47 (0.04-5.84)

.556

0.03 (0.00-0.25)

.001

...


AUDIT-C 4 or more

No

506 (98.1)

1.00

1.00

1.00

Yes

10 (1.9)

0.08 (0.02-0.33)

.000

0.76 (0.04-13.48)

.851

0.04 (0.01-0.35)

.003

...


Discrimination experiences score (higher score= higher level of discrimination)

0.44 (0.36-0.54)

.000

0.60 (0.46-0.78)

.000

0.20 (0.15-0.27)

.000

0.28 (0.19-0.41)

.000


Stigma score (higher score= higher stigma)

1.11 (0.97-1.27)

.141

...

0.98 (0.88-1.09)

.717

...


Social support score (higher score = higher support

1.26 (1.13-1.40)

.000

1.20 (1.00-1.45)

.046

1.17 (1.08-1.28)

.000

0.97 (0.81-1.17)

.769


Information-motivation-behavioural skills model


IMB adherence information (higher score = higher adherence information)

1.42 (1.31-1.55)

.000

1.11 (1.01-1.22)

.032

1.55 (1.43-1.69)

.000

1.26 (1.12-1.43)

.000


IMB adherence motivation (higher score = higher adherence motivation)

1.13 (1.08-1.17)

.000

1.03 (0.97-1.10)

.333

1.14 (1.10-1.18)

.000

1.02 (0.96-1.10)

.482


IMB behavioral skills (higher score = higher behavioural skills)

1.21 (1.16-1.26)

.000

1.07 (1.01-1.14)

.023

1.34 (1.28-1.41)

.000

1.14 (1.07-1.21)

.000


a Using block entry; bHosmer and Lemeshow Chi-square = 4.93, df = 8, p = .7.65; bCox & Snell R2 .25; b Nagelkerke R2 .41;

cHosmer and Lemeshow Chisquare = 13.26, df = 8, p.103; cCox & Snell R2 .52; c Nagelkerke R2 .74

Peltzer et al. BMC Public Health 2010 10:111   doi:10.1186/1471-2458-10-111

Open Data