Impact of obstructive sleep apnea on platelet activation and development of silent brain infarctions

Table 6 Correlation between sP-selectin (ng/ml) serum level and different parameters in patients (n = 24)

	sP-selectin (ng/ml)
	r_s	p
Age (years)	0.380	0.067
Body mass index	0.147	0.494
Epworth Sleepiness Scale	0.662	< 0.001^*
Total sleep time (min.)	0.554	0.005^*
Apnea–hypopnea index	0.819	< 0.001^*
Arousal index	0.641	0.001^*
O₂ desaturation Index	0.565	0.004^*
Lowest O₂ saturation	− 0.445	0.029^*
C-reactive protein	0.907	< 0.001^*
Number of silent brain infarction	0.811	< 0.001^*