Knowledge of prevention of mother to child transmission of HIV among women of reproductive age group and associated factors at Mecha district, Northwest Ethiopia

About 22.4% of the respondents were knowledgeable on prevention of mother to child transmission (PMTCT) of HIV. Having knowledge on PMTCT of HIV was significantly associated with urban residence (AOR = 2.486, 95% CI 1.160-5.328), education level of secondary and above (AOR = 5.445, 95% CI 2.698-10.986), those having history of antenatal care followup (AOR = 4.430, 95% CI 1.471-13.340), those with history of institutional delivery (AOR = 4.766, 95%CI 2.004-11.334), those having comprehensive knowledge on HIV/AIDS (AOR = 1.697, 95%CI 1.011-2.846), women who were knowledgeable about mother to child transmission of HIV (AOR = 2.203, 95% CI 1.37-3.54), and women who held discussions with their husband regarding HIV/AIDS, (AOR = 2.700, 95% CI 1.658-4.396).