TABLE 3

Performance of resolved test results for three NAATs in detecting GBS in antenatal specimens

AssaySensitivity (95% CI) (%)Specificity (95% CI) (%)
AmpliVue96.4 (86.6–99.3)95.8 (90.8–98.3)
BD Max100 (91.9–100)95.8 (90.8–98.3)
illumigene90.9 (79.3–96.6)97.9 (93.6–99.5)