About the Authors

Maswati S. Simelane

Roles Conceptualization, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

smasimelane@uniswa.sz

Affiliation Department of Statistics and Demography, Faculty of Social Sciences, University of Eswatini, Kwaluseni, Eswatini

Garikayi B. Chemhaka

Roles Methodology, Writing – review & editing

Affiliation Department of Statistics and Demography, Faculty of Social Sciences, University of Eswatini, Kwaluseni, Eswatini

Eugene Zwane

Roles Methodology, Writing – review & editing

Affiliation Department of Statistics and Demography, Faculty of Social Sciences, University of Eswatini, Kwaluseni, Eswatini

Competing Interests

The authors have declared that no competing interests exist.