Funding for this research was provided by:
Basic Science Research Program through the National Research Foundation of Korea (2019R1A2C1087960)
Seoul Research & Business Development Program (FI170002)
Seoul National University Hospital Research Fund (03-2019-0190)
Received: 15 January 2020
Revised: 7 May 2020
Accepted: 1 July 2020
First Online: 14 July 2020
Compliance with ethical standards
: The scientific guarantor of this publication is Chang Min Park.
: The authors of this manuscript declare relationships with Lunit Inc.Eui Jin Hwang, Hyungjin Kim, Jin Mo Goo, and Chang Min Park report grants from the Lunit Inc., outside the present study.
: No complex statistical methods were necessary for this paper.
: Written informed consent was waived by the institutional review board.
: Institutional review board approval was obtained.
: The study cohort in the present study (1135/1135) have been reported in a previous study (Hwang EJ, et al Radiology 293(3):573–580); however, the purpose of the previous study was to evaluate the discrimination of a DL algorithm and its potential to improve physicians’ diagnostic performances, which was entirely different from that of the present study.
: • retrospective• diagnostic or prognostic study• performed at one institution