Table 4 Comparison of blood pressure during obstructive and post-obstructive respiratory events between REM and NREM sleep in patients without hypertension (n = 22).

From: Comparison between blood pressure during obstructive respiratory events in REM and NREM sleep using pulse transit time

Variable

Awake

Quiet Sleep

During the obstructive event (n = 22)

Post-obstructive event

REM

NREM

p-value

REM

NREM

p-value

Systolic BP

123.4 ± 17.2

117.6 ± 13.3

124.7 ± 12.6

121.3 ± 13.3

0.8

121.2 ± 13.2

117.6 ± 13.3

0.4

Diastolic BP

74.4 ± 10.2

74.7 ± 9.5

79.2 ± 9.7

74.6 ± 9.3

0.2

79.7 ± 9.8

74.7 ± 9.5

0.1

Mean apnea -hypopnea duration (Sec)

  

23.1 ± 12.1

19.9 ± 6.1

0.3

   

Time with SpO2 < 90% (Min)

  

12.9 ± 19.4

11.3 ± 18.5

0.7

   
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