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. 2023 Nov 17;72(46):1269–1274. doi: 10.15585/mmwr.mm7246e1

TABLE 1. Prenatal syphilis testing and treatment among birth parents of infants with congenital syphilis, by U.S. Census Bureau region, and by race and ethnicity — United States, 2022.

Characteristic Missed opportunities to prevent CS, no. (%)
Testing
Treatment
Outcome
Total
None or nontimely* Late identification of seroconversion Inadequate None or nondocumented Clinical evidence of CS despite adequate§ prenatal treatment Insufficient data to identify the missed opportunity
All cases
1,385 (36.8)
197 (5.2)
1,494 (39.7)
423 (11.2)
130 (3.5)
132 (3.5)
3,761
U.S. Census Bureau region
Northeast
83 (50.0)
25 (15.1)
26 (15.7)
14 (8.4)
11 (6.6)
7 (4.2)
166
Midwest
182 (40.4)
25 (5.5)
140 (31.0)
58 (12.9)
19 (4.2)
27 (6.0)
451
South
469 (23.7)
101 (5.1)
1,080 (54.5)
200 (10.1)
74 (3.7)
57 (2.9)
1,981
West
650 (56.2)
45 (3.9)
246 (21.3)
150 (13.0)
25 (2.2)
41 (3.5)
1,157
U.S. territories and freely associated states
1 (16.7)
1 (16.7)
2 (33.3)
1 (16.7)
1 (16.7)
0 (—)
6
Race and ethnicity**,††
AI/AN
81 (47.4)
7 (4.1)
40 (23.4)
27 (15.8)
8 (4.7)
8 (4.7)
171
Asian
9 (39.1)
2 (8.7)
8 (34.8)
1 (4.3)
2 (8.7)
1 (4.3)
23
Black or African American
353 (31.5)
80 (7.1)
440 (39.2)
153 (13.6)
53 (4.7)
43 (3.8)
1,122
NH/OPI
25 (61.0)
1 (2.4)
10 (24.4)
3 (7.3)
0 (—)
2 (4.9)
41
White
422 (40.8)
39 (3.8)
370 (35.8)
126 (12.2)
39 (3.8)
38 (3.7)
1,034
Hispanic or Latino
384 (34.8)
56 (5.1)
523 (47.4)
89 (8.1)
20 (1.8)
32 (2.9)
1,104
Multiracial
29 (42.0)
3 (4.3)
22 (31.9)
10 (14.5)
3 (4.3)
2 (2.9)
69
Other
15 (30.6)
4 (8.2)
22 (44.9)
5 (10.2)
1 (2.0)
2 (4.1)
49
Unknown 67 (45.3) 5 (3.4) 59 (39.9) 9 (6.1) 4 (2.7) 4 (2.7) 148

Abbreviations: AI/AN = American Indian or Alaska Native; CS = congenital syphilis; NH/OPI = Native Hawaiian or other Pacific Islander.

* Timely testing is performed ≥30 days before delivery.

A new reactive syphilis test <30 days before delivery after a nonreactive test earlier in pregnancy.

§ Receipt of a penicillin-based regimen, dosed and spaced appropriately for the stage of syphilis, and commenced ≥30 days before delivery.

https://www2.census.gov/geo/pdfs/maps-data/maps/reference/us_regdiv.pdf

** Race and ethnicity of the birth parent.

†† Persons of Hispanic or Latino (Hispanic) origin might be of any race but are categorized as Hispanic; all racial groups are non-Hispanic.