Table 1. Mean congenital syphilis case rates in children <1 year of age reported to national surveillance, by year and region of Brazil, 2010–2015*.
| Category | No. cases, n = 77,414 | Mean rate (95% CI†) |
p value‡ | |
|---|---|---|---|---|
| Year | ||||
| 2010 | 6,944 | 2.16a,b,c (1.67–2.65) | <0.001 | |
| 2011 | 9,484 | 2.82d,e (2.02–3.62) | ||
| 2012 | 11,630 | 3.48f (2.55–4.41) | ||
| 2013 | 13,967 | 4.30a (3.33–5.27) | ||
| 2014 | 16,161 | 4.88b,d (3.87–5.89) | ||
| 2015 | 19,228 | 5.92c,e,f (4.69–7.15) |
||
| Region | |||
|---|---|---|---|
| North | 6,055 | 3.20 (2.50–3.90) | 0.063 |
| Northeast | 24,597 | 4.90 (3.62–6.18) | |
| Southeast | 33,699 | 4.85 (3.56–6.14) | |
| South | 8,974 | 3.85 (2.30–5.40) | |
| Midwest |
4,089 |
2.83 (1.83–3.83) |
|
| *Per 1,000 live births. Values with superscript letters indicate significant differences between the pairs calculated by using the Tukey test. †Assuming Poisson distribution. ‡1-way analysis of variance; p<0.05 indicates statistical significance. | |||