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Table 1 Prenatal syphilis testing among pregnancies with live birth deliveriesa by race, ethnicity, age, insurance and risk, Central Indiana, 2014–2016 (N=21,260)

From: Syphilis testing adherence among women with livebirth deliveries: Indianapolis 2014-2016

  Total Pregnancies
Characteristics Total N (% of Pregnancies) Syphilis Testing (% Tested/Total) Syphilis “Cases” b (% Positive/Total)
Race
 White 11,052 (52.0%) 8,325 (75.33%) 13 (0.12%)
 Black 6,729 (31.7%) 6,088 (90.47%) 20 (0.30%)
 Other 2,028 (9.3%) 1,660 (81.85%) 6 (0.30%)
 Unknown not documented 1,451 (6.8%) 1,294 (89.18%) 2 (0.14%)
Ethnicity
 Hispanic 1,260 (5.9%) 1,162 (92.22%) 2 (0.16%)
 Non-Hispanic 12,244 (57.6%) 10,857 (88.67%) 29 (0.24%)
 Unknown, not reported, other 7,756 (36.5%) 5,348 (68.95%) 14 (0.18%)
Age group
 15-19 1,755 (8.3%) 1,514 (86.27%) 1 (0.06%)
 20-24 6,259 (28.4%) 5,285 (84.44%) 5 (0.08%)
 25-29 6,292 (29.6%) 5,078 (80.71%) 9 (0.14%)
 30-34 4,588 (21.6%) 3,621 (78.92%) 12 (0.26%)
 35-39 1,965 (9.2%) 1,556 (79.19%) 10 (0.51%)
 40-44 401 (2.0%) 313 (78.05%) 4 (1.00%)
Delivery status Preterm 2,093 (9.8%) 1,789 (85.45%) 9 (0.43%)
Full-term 19,167 (90.2) 15,578 (81.28%) 32 (0.17%)
Insurance Government 12,625 (59.4%) 11,040 (87.45%) 30 (0.24%)
Commercial 6,334 (29.8%) 4,506 (71.14%) 4 (0.06%)
Self-pay 1,197 (5.6%) 1,068 (89.22%) 5 (0.42%)
Other 1,104 (5.2%) 753 (68.21%) 2 (0.18%)
  1. aMothers were counted twice or more if they had multiple pregnancies during the time period
  2. bSyphilis “Cases” are those with positive serologic screening and confirmatory tests regardless of history, clinical signs or treatment and so do not reflect women with active syphilis during pregnancy