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Table 2 Distribution of 54,997 screening examinations by sensitivity, specificity, BI-RADS density score, and MTR MEAN score, Denmark 2012–2013

From: Sensitivity of screening mammography by density and texture: a cohort study from a population-based screening program in Denmark

 

True positive

False positive

True negative

False negative

Sensitivity, % (95% CI)

Specificity, % (95% CI)

All

419

1304

53,112

162

72 (68–76)

98 (97–98)

BI-RADS 1

88

204

15,327

25

78 (69–85)

99 (98–99)

BI-RADS 2

187

613

20,903

61

75 (70–81)

97 (97–97)

BI-RADS 3

127

420

14,222

57

69 (62–76)

97 (97–97)

BI-RADS 4

17

67

2660

19

47 (30–65)

98 (97–98)

MTR 1

86

242

13,742

27

76 (67–84)

98 (98–98)

MTR 2

111

338

13,166

37

75 (67–82)

98 (97–98)

MTR 3

133

358

13,111

38

78 (71–84)

97 (97–98)

MTR 4

89

366

13,093

60

60 (51–68)

97 (97–98)