Table 1

Description of women in the Jundiaí Zika cohort

Pregnant women (n=737)
Age in years (mean and range)27.5 (13–46)
 Ethnicity White53.7 % (n = 368)
 Mixed race34.7 % (n = 238)
 Black9.6 % (n = 66)
 Asian1.6 % (n = 11)
 Indigenous0.3 % (n = 2)
 Unknown7.1% (n=52)
Education >12 years15.4% (n=106)
 12 years44.4 % (n = 305)
  9–11 years23.7 % (n = 163)
  ≤8 years16.4 % (n = 113)
 Unknown6.8 % (n = 50)
Married/living with partner77.2% (n=569)
Biological sample tested for ZIKV RT-PCR during pregnancy94.3% (n=695)
Positive maternal urine ZIKV RT-PCR during pregnancy7.6% (n=53)
Lost to follow-up before birth outcome3.5% (n=26)
Maternal deaths0.1% (n=1)
Women with live births (of those followed up)97.6% (n=687)
Foetal deaths3.2% (n=23)
  • *Note: Percentages for all categories were calculated with exclusion of those with missing data from the denominator.

  • RT-PCR, reverse transcription polymerase chain reaction; ZIKV, Zika virus.