aRebecca Kubanji, bOgar Rapinyana, cNthabiseng Phaladze, and dKesaobaka

Molebatsi

aDepartment of Population Studies, University of Botswana, Phakalane, Gaborone,

Botswana,

Rebecca.Kubanji@mopipi.ub.bw

bSchool of Nursing, University of Botswana, Gaborone, Botswana

cSchool of Nursing, University of Botswana, Gaborone, Botswana

dDepartment of Statistics, University of Botswana, Gaborone, Botswana

Abstract