[Retracted] Effects of Obstructive Sleep Apnea-Hypopnea Syndrome and Cognitive Function in Ischemic Stroke Based on Linear Regression Equation

Table 2

Comparison of the incidence of cognitive dysfunction between the case group and the control group.

Grouping	Cognitive function
	Normal	Abnormal
Control group	31	1
OSAHS mild	21	11
OSAHS moderate	7	25	62.436	0.000
OSAHS severe	3	29
Add up	62	66