Subclinical interstitial lung damage in workers exposed to indium compounds

Table 4 Serum immunochemistry

Serum immunochemistry	n	GM	GSD	Range	p
Serum indium (μg/L)	34	10.9	6.7	ND-125.8
S-in <10	16	2.5	6.2	ND-9.2	<0.0001
S-in ≥10	18	39.4	2.2	11.7-125.8
KL-6 (U/mL)	34	859.0	1.9	274.6-2062.2
S-in <10	16	704.4	1.8	242.6-942.7	0.0760
S-in ≥10	18	1024.6	1.8	948.0-2062.2
SP-D (ng/mL)	34	179.3	1.8	60.0-466.1
S-in <10	16	135.0	1.7	59.9-177.0	0.0064
S-in ≥10	18	230.7	1.7	183.4-466.1

Abbreviations: GM geometric mean, GSD geometric standard deviation, S-in serum indium, KL-6 Krebs von den Lungen-6, SP-D surfactant protein D, P probability by Student t-test.

ISSN: 2052-4374