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Table 2 Agreement between Atila iAMP-PS96 and (A) Thermo Fisher QuantStudio-7 or (B) BioRad CFX-96 using Screenfire HPV Zebra BioDome assay for HPV RS genotyping

From: Analytical performance of the ScreenFire HPV RS Zebra BioDome assay on four different qPCR platforms

(A) iAMP-PS96 vs. QuantStudio-7

 

+/+ n(%)

-/+ n(%)

+/- n(%)

-/- n(%)

Positive agreement % (95% CI)

Negative agreement % (95% CI)

Overall agreement % (95% CI)

Unweighted kappa

(95% CI)

HPV16

36 (20.8)

0 (0)

1 (0.6)

136 (78.6)

100

(90.3–100)

99.3

(96–100)

99.4

(96.8–100)

0.98

(0.95-1)

HPV18/45

26 (15)

1 (0.6)

2 (1.2)

144 (83.2)

96.3

(81-99.9)

98.6

(95.1–99.8)

98.3

(95-99.6)

0.94

(0.86-1)

HPV31/33 /35/52/58

19 (11)

1 (0.6)

0 (0)

153 (88.4)

95

(75.1–99.9)

100

(97.6–100)

99.4

(96.8–100)

0.97

(0.91-1)

HPV39/51 /56/59/68

10 (5.8)

0 (0)

2 (1.2)

161 (93.1)

100

(69.2–100)

98.8

(95.6–99.9)

98.8

(95.9–99.9)

0.90

(0.77-1)

(B) iAMP-PS96 vs. CFX-96

 

+/+ n(%)

-/+ n(%)

+/- n(%)

-/- n(%)

Positive agreement % (95% CI)

Negative agreement % (95% CI)

Overall agreement % (95% CI)

Unweighted kappa

(95% CI)

HPV16

36 (20.8)

1 (0.6)

1 (0.6)

135 (78)

97.3

(85.8–99.9)

99.3

(96–100)

98.8

(95.9–99.9)

0.97

(0.92-1)

HPV18/45

27 (15.6)

1 (0.6)

1 (0.6)

144 (83.2)

96.4

(81.7–99.9)

99.3

(96.2–100)

98.8

(95.9–99.9)

0.96

(0.9-1)

HPV31/33

/35/52/58

19 (11)

0 (0)

1 (0.6)

153 (88.4)

100

(82.4–100)

99.4

(96.4–100)

99.4

(96.8–100)

0.97

(0.91-1)

HPV39/51

/56/59/68

11 (6.4)

1 (0.6)

0 (0)

161 (93.1)

91.7

(61.5–99.8)

100

(97.7–100)

99.4

(96.8–100)

0.95

(0.86-1)