Canadian Journal of Infectious Diseases and Medical Microbiology / 2016 / Article / Tab 1

Research Article

Operator Influence on Blinded Diagnostic Accuracy of Point-of-Care Antigen Testing for Group A Streptococcal Pharyngitis

Table 1

Performance comparison.

Nurse-performed RADTTechnologist-performed RADT

Sensitivity (%) (95% C.I.)76.3 (63.4, 86.4)81.4 (69.1, 90.3)
Specificity (%) (95% C.I.)96.6 (90.4, 99.3)97.7 (92.0, 99.7)
Negative predictive value (%) (95% C.I.)85.9 (77.4, 92.1)88.7 (80.6, 94.2)
Positive predictive value (%) (95% C.I.)93.8 (82.8, 98.7)96.0 (86.3, 99.5)

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