Prognostic Biomarkers of Sarcoidosis: A Comparative Study of Serum Chitotriosidase, ACE, Lysozyme, and KL-6

Table 1

Demographic features, pulmonary function test values, radiological assessment, and biomarker assessment in sarcoidosis population.

No.	74
Male (%)	27 (36)
Age (years)
Smoking status
Former (%)	21 (28)
Current (%)	6 (8)
Never (%)	46 (62)
Radiological stages
0	0
1	7
2	33
3	12
4	22
Pulmonary function tests
FEV1 %
FVC %
TLC %
DLCO %
Laboratory markers
ACE (U/l)
Lysozyme (mg/l)
Chitotriosidase (nmol/ml/h)
KL-6 (U/ml)

Data are expressed as . Parameter available only in 63 patients.