In 2016, the proportion of Zika virus-infected pregnancies that led to birth defects such as microcephaly, eye defects, and other brain malformations was about 6 percent, or nearly 60 for every 1,000 Zika-infected pregnancies carried to term.
Dr. Jennifer Caudle explains Zika's devasting and lasting effects for pregnant women in light of this updated prevalence data.
