Inducible Nitric Oxide Synthase Genetic Polymorphism and Risk of Asbestosis

Table 2

Frequencies of iNOS genotypes in cases and controls.

	Cases (𝑛=258)		Controls (𝑛=259)
iNOS genotype	N	%	n	%
LL	132	51.2	121	46.7
SL	83	32.1	96	37.1
SS	43	16.7	42	16.2
SL + SS	126	48.8	138	53.3