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Table 1 Estimated rapid-test sensitivity during three periods of observation

From: The failure of routine rapid HIV testing: a case study of improving low sensitivity in the field

Test Used at Clinic

Total testing at clinic

Total Testing Positive at Clinic

Eligible Participants Enrolled in Study (%)

Established HIV infections detected by PCR/ELISA

Observed Testing Sensitivity (95% CI)

Test Brand 1

69

11

82.7%

5

68.7% (41.3%-89.0%)

Test Brand 2

(before quality improvement measures)

759

87

65.9%

6

93.5% (86.5%-97.6%)

Test Brand 2

(following quality improvement measures)

349

39

80.2%

2

95.1% (83.5%-99.4%)