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Table 1 Comparison of BSGI, mammography, and ultrasound sensitivity and specificity for BI-RADS 4 lesions

From: Comparison of 99mTc-MIBI scintigraphy, ultrasound, and mammography for the diagnosis of BI-RADS 4 category lesions

Approach

Sensitivity

Specificity

PPV

NPV

BSGI

94.9 (111/117)

78.3 (47/60)

89.5 (111/124)

88.7 (47/53)

Mammography

91.5 (107/117)

48.3 (29/60)*a

77.5 (107/138)*b

74.4 (29/39)

Ultrasound

93.2 (109/117)

53.3 (32/60) *a

79.6 (109/137) *b

80.0 (32/40)

  1. PPV positive predictive value, NPV negative predictive value
  2. *aBSGI to Mammography, P < 0.05, to Ultrasound, P < 0.05
  3. *bBSGI to Mammography, P < 0.05, to Ultrasound, P < 0.05