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

The Egyptian Journal of Bronchology

Table 9 Correlation between DLCO-SB and Warrick’s score indices

HRCT findings	DLCO-SB		Test value	P value	Sig.
HRCT findings	Mean ± SD	Range	Test value	P value	Sig.
GGO
Absent	68 ± 12.12	55-79	2.330^a	0.022	S
Present	43.3 ± 18.17	11.8-76	2.330^a	0.022	S
Irregular pleural margin
Absent	49.15 ± 18.49	12-79	1.659^a	0.101	NS
Present	42.06 ± 18.25	11.8-76	1.659^a	0.101	NS
Septal, subpleural lines
Absent	47.4 ± 18.57	11.8-76	1.741^a	0.085	NS
Present	40.64 ± 17.99	12-79	1.741^a	0.085	NS
Honeycombing
Absent	50.12 ± 17.11	11.8-79	3.253^a	0.002	HS
Present	38.01 ± 18.03	12-70	3.253^a	0.002	HS
Subpleural cyst
Absent	52.73 ± 13.82	23-76	4.345^a	0.001	HS
Present	37.11 ± 18.99	11.8-79	4.345^a	0.001	HS

DLCO-SB diffusion lung capacity for carbon monoxide single breath, GGO ground-glass opacity, P value > 0.05: non-significant; P value < 0.05: significant; P value < 0.01: highly significant
^aIndependent t test