Diffusion lung capacity for carbon monoxide correlates with HRCT findings in patients with diffuse parenchymal lung disease

The Egyptian Journal of Bronchology

Table 5 Correlation between Warrick’s score and different pulmonary function indices among the studied population

	FVC		FEV₁		FEV₁/FVC		TLC		DLCO-SB%
	R	P value	R	P value	R	P value	R	P value	R	P value
Severity score	−0.471	0.001	−0.460	0.001	−0.009	0.932	−0.391	0.001	−0.575	0.001
Extent score	−0.502	0.001	−0.524	0.001	−0.050	0.644	−0.451	0.001	−0.619	0.001
Alveolitis score	−0.632	0.001	−0.555	0.001	−0.037	0.728	−0.639	0.001	−0.890	0.001
Fibrosis score	−0.532	0.001	−0.538	0.001	−0.025	0.819	−0.428	0.001	−0.618	0.001
Total score	−0.581	0.001	−0.570	0.001	−0.022	0.836	−0.496	0.001	−0.713	0.001

FVC forced vital capacity, FEV₁ forced expiratory volume in the first second, TLC total lung capacity, DLCO-SB diffusion lung capacity for carbon monoxide single breath