TABLE 5.

Pathological evaluation

	Total (n=112)	DPLD (n=87)	Malignant tumour (n=25)	p-value
Pathological quality and quantity
Quality score
Grade A	63 (56.3)	45 (51.7)	18 (72)	0.717
Grade B	39 (34.8)	37 (42.5)	2 (8)	0.001
Grade C	10 (8.9)	5 (5.8)	5 (20)	0.028
Pathological confidence
Level A	46 (41.1)	28 (32.2)	18 (72)	0.001
Level B	49 (43.8)	47 (54)	2 (8)	<0.001
Level C	17 (15.1)	12 (13.8)	5 (20)	0.446
Artefact	3 (2.7)	3 (100)	0	0.717

Data are presented as n (%), unless otherwise stated. DPLD: diffuse parenchymal lung disease.