Sensitivity

%

Specificity

%

+ve predictive

value %

−ve predictive

value %

Endometrial thickness (mm) cut off

4.5

5

5.5

93.3

86.6

66.6

50

90

90

73.7

92.9

90.9

83.3

81.8

64.3

S/D cut off

4.5

5

5.5

60

60

86.7

80

80

70

81.8

81.8

55.3

57.1

57.1

77.8

RI cut off

0.85

0.88

0.90

46.7

60

86.7

100

100

70

100

100

81.3

55.6

62.5

77

PI cut off

2.2

2.4

2.6

77.3

93.3

93.3

70

70

70

78.6

82.4

82.4

63.6

87.5

87.5