Most study findings from different scholars reported
that knowledge on healthcare waste type and diseases
transmission with the contact of infectious waste had
an influence on the risk perception of HCWs.22-25
Similarly, this study claimed that the odds of adequate
risk perception among HCWs who had higher and
moderate knowledge on healthcare waste type were
9.04 (95% CI: 1.03, 79.23) and 9.76 (95% CI: 3.13,
30.40) times higher than the odds of adequate risk
perception among HCWs who had low knowledge
on healthcare waste type, respectively. Moreover,
this result indicated that the odds of adequate risk
perception among HCWs who had higher and
moderate knowledge on diseases transmission with
contact of infectious wastes were 2.28 (95% CI: 1.08,
4.81) and 2.04 (95% CI: (1.02, 4.05) times higher than
the odds of adequate risk perception on healthcare
waste among HCWS who had low knowledge on
diseases transmitted with contact of infectious wastes.