Temporal trend and spatial distribution of gestational and congenital syphilis from Goiás, Brazil, 2007-2017: an ecological study

Abstract

Objective. To analyze temporal trend and spatial distribution of syphilis gestational and congenital syphilis among live-born infants in Goiás State, Brazil, between 2007 and 2017. Methods. Ecological time series and spatial distribution study with data obtained from the Notifiable Diseases Information System. Prais-Winstein Regression was used to analyze the trend of indicators by health macro-region. Descriptive spatial analysis was performed to verify distribution from three years of that period. Results. Between 2007 and 2017, 7,679 cases of syphilis gestational and 1,554 of congenital syphilis were reported. There was a linear increase in detection rates of syphilis gestational V_ariationP_ercentualA_nnual: 18.0 – confidence interval 95% [95%CI] of 15.3 to 20.8) and congenital (VPA=16.8 – 95%CI 20.1;33.8); and a 326% increase in the number of municipalities with a congenital syphilis incidence rate >0.5/1,000 live births. Conclusion. A continuous increase in syphilis gestational and congenital syphilis was identified in different health regions from Goiás.