Table 1 Description of variables (indicators), year and data sources for this study
Variables (indicators) | Description | Years | Data sources |
|---|---|---|---|
Dependent variable | Â | Â | Â |
 Mother-to-child HIV transmission (MTCT) rate | Percentage of children newly infected with HIV from mother-to-child transmission per woman living with HIV who birthed in the previous 12 months | 2010–2019 | UNAIDS AIDS info |
 Independent variable |  |  |  |
 Antiretroviral therapy coverage during pregnancy for PMTCT of HIV | Percentage of pregnant women living with HIV who received antiretroviral therapy to reduce the risk of mother-to-child transmission of HIV by 12 months (excluding single dose nevirapine only) | 2010–2019 | UNAIDS AIDS info |
Control variables | Â | Â | Â |
 HIV prevalence rate | The number of adults aged 15–49 years with HIV infection expressed as a percent of the total population in that age group in the preceding 12 months | 2010–2019 | UNAIDS AIDS info |
 Incidence-to-prevalence ratio | The number of new HIV infections occurring per year in a population divided by the number of persons living with HIV in the same population | 2010–2019 | UNAIDS AIDS info |
 Adult antiretroviral therapy coverage (ART) | The percentage of people aged 15–45 on antiretroviral therapy amongst all HIV positive people within the same age group in the preceding 12 months | 2010–2019 | UNAIDS AIDS info |
 Married/in union women's satisfaction towards modern family planning services | Percentage of women of reproductive age (15 − 49 years), either married or in a union, who have their need for family planning satisfied with modern methods in the preceding 12 months | 2010–2019 | World Health Organization |
 Population age 15–65 years | Population age group 15–65 years expressed as a percentage of the total population in the preceding 12 months | 2010–2019 | World bank |
 Income group classification | Based on the world bank for 2020 fiscal year GNI per capita countries were classified as Low-income (≤ $1,035); lower-middle-income ($1,036-$4,045); upper-middle-income economies ($4,046-$12,535); and high-income countries (≥ $12,536) GNI per capita | 2019 | World bank |