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Table 2 The diagnosis accuracy and inter-rater reliability between two assessors

From: A pilot and ex-vivo study of examination of endometrium tissue by catheter based optical coherence tomography

 

Assessor A accuracy

Assessor B accuracy

Kendall Ï„b (p value)

Inter-rater reliability

Correct/number of OCT image

Accuracy rate (%)

Specificity (%)

Correct/number of OCT image

Accuracy rate (%)

Specificit y(%)

Proliferative endometrium

22/31

71.0

94.4

25/31

80.6

91.7

0.848 (p < 0.05)

Excellent

Secretory phase endometrium

3/5

60.0

88.1

4/5

80.0

89.6

0.705 (p < 0.05)

Substantial

Atrophic endometrium

8/10

80.8

95.5

7/10

70.0

94.0

0.697 (p < 0.05)

Substantial

Endometrial hyperplasia with atypia

2/6

33.3

91.8

1/6

16.6

91.8

0.404 (p < 0.05)

Moderate

Endometrial carcinoma

14/15

93.3

92.3

11/15

73.3

92.3

0.820 (p < 0.05)

Excellent

 

49/67

73.1

 

48/67

71.6

 

Overall: 0.720 (p < 0.05)

Substantial

  1. p < 0.05 means that the statistical difference was significant