Tabel 1.

Correlation of GSH, GPx and GR levels among them in serum and tear

		GSH		GPx		GR
		in serum	in tear	in serum	in tear	in serum	in tear
GSH	in serum	1.000	-0.361/ p=0.000	0.409/ p=0.000	-0.041/ p=0.705	0.202/ p=0.056	-0.129/ p=0.227
	in tear	-0.361/ p=0.000	1.000	-0.197/ p=0.063	0.024/ p=0.821	-0.173/ p=0.102	0.190/ p=0.073
GPx	in serum	0.409/ p=0.000	-0.197/ 0.063	1.000	-0.170/ p=0.109	0.187/ p=0.077	-0.116 /p=0275
	in tear	-0.041/ p=0.705	0.024/ p=0.821	-0.170/ p=0.109	1.000	-0.094/ p=0.381	0.417/ p=0.000
GR	in serum	0.202/ p=0.056	-0.173/ p=0.102	0.187/ p=0.077	-0.094/ p=0.381	1.000	-0.039/ p=0.714
	in tear	-0.129/ p=0.227	0.190/ p=0.073	-0.116/ p=0.275	0.417/ p=0.000	-0.039/ p=0.714	1.000