Table 2: GBS+, penicillin-allergic patients who delivered at Magee-Womens Hospital in 2010. Comparisons between women who had antibiotic sensitivity testing and women who did not.

CharacteristicsUnderwent sensitivity testingDid not undergo sensitivity testingP
NumberPercent (95% CI)NumberPercent (95% CI)

Total (n = 110)7238
Race/Ethnicity0.79
 Non-Hispanic White6083.3 (72.9–90.4)3181.6 (66.3–91.1)
 Non-Hispanic African-American1115.3 (8.6–25.5)718.4 (8.9–33.7)
 Other11.4 (0–8.2)00.0 (0–10.9)
Type of insurance0.05
 Private5475 (63.8–83.6)2155.3 (39.7–69.9)
 Medical assistance1825 (16.4–36.2)1744.7 (30.1–60.3)
Obstetric provider type0.23
 Private physician5475 (63.8–83.6)2873.7 (57.8–85.2)
 Maternal fetal medicine34.2 (0.9–12.0)00.0 (0–10.9)
 OB/GYN residents1216.7 (9.6–27.1)718.4 (8.9–33.7)
 Midwife 34.2 (0.9–12.0)12.6 (0–14.7)
 Family practitioner00.0 (0–6.1)25.3 (0.5–18.2)
Type of antibiotics received0.019
 Cephalosporin79.7 (4.5–19.0)718.4 (8.9–33.7)
 Clindamycin3954.2 (42.7–65.2)1436.8 (23.3–52.8)
 Erythromycin22.8 (0.2–10.2)00.0 (0–10.9)
 Vancomycin2433.3 (23.5–44.9)1231.6 (19.0–47.6)
 Penicillin00.0 (0–6.1)25.3 (0.5–18.2)
 None00.0 (0–6.1)37.9 (2.0–21.5)