Table 2.

Basic characteristic of confirmed CS and exposed in utero cases

Basic characteristics	CS group (n = 20)	Exposed group (n = 303)	p
Prenatal ultrasound—abnormal	1 (5.3%)	0 (0%)	> 0.999
Type of delivery—vaginal	11 (57%)	170 (56%)	> 0.999
Male sex, n (%)	13 (65%)	148 (49%)	0.418
Gestational age at birth, weeks, mean ± SD	38.1 ± 3.3	38.7 ± 1.8	0.116
Birth weight, g, mean ± SD	2760 ± 736	3196 ± 517	0.045
Microcephaly	6 (30%)	27 (9%)	0.034
RPR titers at the time of diagnosis (positive)	20 (100%)	0 (0%)	< 0.001
RPR fourfold higher than the maternal test	11 (55%)	0 (0%)	< 0.001
Time to negativization of TPHA (months)	5 ± 2.4	6 ± 3.5	0.490
Time to negativization of RPR (months)	6.1 ± 3.2	3.4 ± 1.3	0.046

p-value statistically significant are in bold