Fig. 4From: Computer-assisted evaluation of small airway disease in CT scans of Iran-Iraq war victims of chemical warfare by a locally developed software: comparison between different quantitative methodsScatter plots of three AT measurement methods with Fev1/Fvc: Correlation between %LAAExp < -856 and Fev1/Fvc (A; R2 = 0.442), Correlation between PRMFsad and Fev1/Fvc (B; R2 = 0.372), Correlation between ATI and Fev1/Fvc (C; R2 = 0.363)Back to article page