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. Author manuscript; available in PMC: 2024 Aug 16.
Published in final edited form as: Ann Thorac Surg. 2019 Jun 7;108(4):1006–1012. doi: 10.1016/j.athoracsur.2019.04.057

Figures 1.

Figures 1

Figures 1

Figures 1

a-c. FEV1/DLCO thresholds for further evaluation (as percentage of normal values) stratified by sex (a), surgeon practice type (b), and years in practice (c).