Table 4. BAL CD4/CD8 Ratios of Patients With ILDs^a,b.

ILDs	BAL CD4/CD8 Ratio
	< 1.5	1.5 - 2.5	2.5 - 3.5	> 3.5
Sarcoidosis	18 (15.1)	21 (17.6)	12 (10.1)	68 (57.1)
IIPs	15 (78.9)	2 (10.5)	2 (10.5)	0
Tuberculosis	4 (28.6)	7 (50)	0	3 (21.4)
Pneumoconiosis	24 (82.8)	3 (10.3)	0	2 (6.9)
CT-ILD	18 (78.3)	4 (17.4)	0	1 (4.3)
Malignancy	6 (54.5)	2 (18.2)	2 (18.2)	1 (9.1)
Other ILDs	16 (94.1)	1 (5.9)	0	0
Infection	12 (85.7)	1 (7.1)	1 (7.1)	0
Unclassified/Fibrosis	13 (86.7)	2 (13.3)	0	0

^aAbbreviations: BAL, Bronchoalveolar lavage; CT-ILD, Connective tissue associated interstitial lung diseases; ILD, Interstitial lung disease.

^bData are presented as No. (%).