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Table 3 Parameter estimates using Quasi-Poisson model

From: Quasi-Poisson versus negative binomial regression models in identifying factors affecting initial CD4 cell count change due to antiretroviral therapy administered to HIV-positive adults in North–West Ethiopia (Amhara region)

Coefficients Coefficients Exp (coefficients) Std. error t value Pr (>|t|)
(Intercept) 1.3620765 3.9012 0.21603 6.305 4.84e−10***
Age −0.0121754 0.988 0.00171 −7.126 2.38e−12***
Weight 0.0213740 1.0216 0.00277 7.706 3.98e−14***
Initial.CD4 0.0034295 1.0212 0.00042 8.143 1.54e−15***
Gender (ref = female)
 Gender male −0.0144168 0.9856 0.02292 −0.629 0.5296
Residence (rural)
 Urban 0.0412981 1.0422 0.02309 1.789 0.0740
Education (ref. = no edu.)
 Educ. primary 0.0191098 1.0192 0.04796 0.398 0.6904
 Educ. secondary 0.0280730 1.02847 0.04215 0.666 0.5056
 Educ. tertiary 0.0627961 1.0648 0.04688 1.340 0.1808
Marital status (ref = without part)
 With part 0.0939004 1.09845 0.03196 2.938 0.0034**
Household income (ref = high)
 Low income −0.4627385 0.62955 0.06061 −7.634 6.71e−14***
 Middle income −0.3010270 0.74322 0.04312 −6.982 6.29e−12***
Owner of cell phone (ref = with cell phone)
 Without phone −0.4021422 0.66888 0.04867 −8.263 6.15e−16***
Adherence (ref = good)
 Adherence fair −0.5250367 0.5921 0.0596023 −2.517 0.0120*
 Adherence poor −0.6800367 0.50621 0.0596023 −1.267 <2e−16***
Level of exposedness (ref = exposed)
 Not exposed −0.0968024 0.9077 0.0423628 −2.285 0.0226*
WHO stages (ref = stage 1)
 WHO. Stage stage 2 −0.1039865 0.90521 0.0389829 −2.667 0.0078**
 WHO. Stage stage 3 −0.0949728 0.90981 0.0500913 −1.896 0.0058*
 WHO. Stage stage 4 −0.1321290 0.87623 0.0572926 −2.306 0.0214*
Marital status* adherence (ref = good adherence and living with partner)
 Living with partner* poor adherence −2.316 0.09912 0.7866 −0.261 0.461*
 Living without partner* fair adherence −2.415 0.08923 0.7827 −0.234 0.002*
Owner of cell phone* age (ref = with cell phone)
 With cell phone* age −0.013 0.98721 0.0050 −2.598 0.007*
Marital status* initial CD4 cell count (ref = without partner)
 Living with partner* CD4 0.007 1.007 0.0010 2.651 0.000*
  1. Signif. Codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘’ 1
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AIDS Research and Therapy

ISSN: 1742-6405

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