Table 2.

The cross relations in Group A.

		Age	TTT	Blinks/min	TMH	DM duration
Age	Correlation coefficient		−0.096	−0.396	−0.625	0.470
	P		0.670	0.068	0.002	0.027
TTT	Correlation coefficient	−0.096		0.047	0.238	−0.208
	P	0.670		0.836	0.286	0.353
Blinks/min	Correlation coefficient	−0.396	0.047		0.239	−0.446
	P	0.068	0.836		0.285	0.037
TMH	Correlation coefficient	−0.625	0.238	0.239		−0.462
	P	0.002	0.286	0.285		0.030
DM duration	Correlation coefficient	0.470	−0.208	−0.446	−0.462
	P	0.027	0.353	0.037	0.030