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Table 4 The detection rate of focal lesion according to size (HCC, n = 32)

From: Prospective evaluation of low-dose multiphase hepatic computed tomography for detecting and characterizing hepatocellular carcinoma in patients with chronic liver disease

 

SDCT

LDCT

ULDCT

 < 20 mm

 R1

96.4% (27/28)

82.1% (23/28)

64.3% (18/28)

 R2

92.9% (26/28)

85.7% (24/28)

71.4% (20/28)

 Total

100% (28/28)

92.9% (26/28)

75.0% (21/28)

 ≥ 20 mm

 R1

100% (4/4)

100% (4/4)

100% (4/4)

 R2

100% (4/4)

100% (4/4)

100% (4/4)

 Total

100% (4/4)

100% (4/4)

100% (4/4)

 Total

100% (32/32)

93.7% (30/32)

78.1% (25/32)

  1. The parenthesis indicates the number of HCC patients detected by the reader in that size criteria over the total number of HCC patients in the size criteria. Total included lesion detected by either reader
  2. SDCT standard-dose CT, LDCT low-dose CT, ULDCT ultra-low-dose CT, R1 Reader 1, R2 Reader2