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. Author manuscript; available in PMC: 2013 Jul 1.
Published in final edited form as: J Thorac Imaging. 2012 Jul;27(4):249–254. doi: 10.1097/RTI.0b013e318256951e

Table 1.

Sampling design for exams selected for reader study

Image Format
Findings on Image 1 Read as Soft Copy Read as Hard Copy Total
NCN without lung cancer 2 7 10 17
NCN w/lung cancer 2 6 10 16
No NCN 24 43 67
Total 37 63 100
1

Findings (NCN or not) based on the original NLST radiologist’s read

2

Lung cancer within year of exam