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Table 1 Diagnostic efficacy of BSGI, ultrasound, mammography, and MRI

From: Comparison of BSGI, MRI, mammography, and ultrasound for the diagnosis of breast lesions and their correlations with specific molecular subtypes in Chinese women

Approach

Sensitivity

Specificity

PPV

NPV

BSGI

91.7 (210/229)*a

80.7 (130/161)*b

87.1 (210/241)*c

87.2 (130/149)*d

MRI

92.5 (147/159)

69.7 (53/76)

86.5 (147/170)

81.5 (53/65)

Mammography

77.3 (177/229)

74.5 (120/161)

81.2 (177/218)

69.8 (120/172)

Ultrasound

82.1 (188/229)

70.8 (114/161)

80.0 (188/235)

73.5 (114/155)

  1. (PPV positive predictive value, NPV negative predictive value)
  2. *a) BSGI to Mammography, χ2 = 18.15, P < 0.01, to Ultrasound, χ2 = 9.28,P < 0.01
  3. *b) BSGI to Ultrasound, χ2 = 4.33,P < 0.05. *c) BSGI to Ultrasound, χ2 = 4.42, P < 0.05
  4. *d) BSGI to Mammography, χ2 = 14.16,P < 0.01, to Ultrasound, χ2 = 9.0,P < 0.01