Effects of Continuous Positive Airway Pressure on Sleep EEG Characteristics in Patients with Primary Central Sleep Apnea Syndrome

Table 1

The demographic and basic data for the nine CSAS participants.

Number of CSAS participants	Age (y)	Gender	BMI (kg/m^2)	BP before bedtime (mmHg)	BP after sleep (mmHg)	AHI (hr)	AHI on CPAP (hr)
1	40	Male	30	120/90	140/100	37.3	7.2
2	51	Male	35.9	120/85	138/100	84.7	1.3
3	56	Male	26	130/70	140/70	67.5	7.5
4	57	Male	30.8	130/85	140/100	64.8	7.8
5	59	Female	27.8	130/80	150/100	76.5	1.6
6	67	Male	31.1	140/57	160/56	63.9	1.2
7	68	Male	23.4	140/85	120/85	33.9	0.6
8	69	Male	26.4	130/90	130/90	68.5	23.3
9	75	Male	23.8	144/86	160/80	51	3.5

BP, blood pressure; AHI, apnea and hypopnea index; CPAP, continuous positive airway pressure.