Table 3.

Univariate Cox proportional hazard regression of the predictors of mortality

	HR	Std. Err*	P value	CI
kurtosis	0.44	0.16	0.03	0.209–0.924
skewness	0.74	0.075	0.01	0.010–0.537
MLD	1.01	0.006	0.02	1.002–1.025
HAA%	1.12	0.055	0.02	1.018–1.237
FA%	1.06	0.029	0.017	1.011–1.126
FVC%	0.93	0.024	0.019	0.892–0.989
DLCO%	0.93	0.022	0.005	0.893–0.980
Age	0.97	0.043	0.60	0.895–1.065
GAP (points)	1.92	0.64	0.052	0.994–3.724

^aMLD Mean Lung Density, ^bHAA High attenuation areas, ^cFA Fibrotic Areas, ^dFVC Forced Vital Capacity, ^eDLCO Diffusing Capacity for carbon monoxide, ^fGAP Gender-Age-Physiology index, *Std. Err Standard Error