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Table 5 Intra-laboratory reproducibility and inter-laboratory agreement of individual genotype findings in SurePath screening samples

From: Clinical validation of full genotyping CLART® HPV4S assay on SurePath and ThinPrep collected screening samples according to the international guidelines for human papillomavirus test requirements for cervical screening

Assessment and Hr-HPV type

No. of genotype findings per run or laboratory

No. negative for both runs

Kappa Value

95% Confidence Interval

Combined results

First run

Second run

Lower

Upper

Intra-laboratory reproducibility

 16

20

21

21

518

0.95

0.88

1.00

 18

3

4

3

536

0.86

0.58

1.00

 31

17

20

18

519

0.89

0.79

1.00

 33

4

5

5

534

0.80

0.52

1.00

 35

5

5

8

532

0.77

0.51

1.00

 39

12

14

15

523

0.82

0.67

0.98

 45

18

19

19

520

0.95

0.87

1.00

 51

7

11

8

528

0.73

0.51

0.96

 52

15

15

18

522

0.91

0.80

1.00

 56

12

12

12

528

1.00

1.00

1.00

 58

8

9

9

530

0.89

0.73

1.00

 59

9

9

11

529

0.90

0.76

1.00

 66

7

7

11

529

0.77

0.56

0.99

 68

1

3

1

537

0.50

−0.1

1.00

Inter-laboratory agreement

 16

17

21

18

518

0.87

0.75

0.98

 18

3

4

4

536

0.86

0.58

1.00

 31

15

20

16

519

0.83

0.69

0.96

 33

4

5

5

534

0.80

0.52

1.00

 35

5

5

7

533

0.83

0.60

1.00

 39

5

14

7

524

0.47

0.20

0.73

 45

13

19

13

520

0.78

0.62

0.94

 51

1

11

3

527

0.14

−0.11

0.38

 52

9

15

9

525

0.75

0.55

0.94

 56

3

12

4

527

0.37

0.07

0.67

 58

5

9

5

531

0.71

0.44

0.98

 59

3

9

4

530

0.46

0.12

0.80

 66

3

7

5

531

0.50

0.15

0.84

 68

1

3

2

536

0.40

−0.15

0.94