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Table 2 Carotid ultrasonographic data and cardiovascular diseases as well as respiratory and sleep parameters in subjects with and without SAHS.

From: Severe nocturnal cardiac arrhythmias caused by sleep apnea-induced hypoxemia in males

 

SAHS (+)

SAHS (-)

P

IMTmax (mm)

0.91 ± 0.21

0.77 ± 0.18

< 0.05

IMT > 0.85 mm (n/%)

18/54.5

4/25

< 0.05

Sten 1 (n/%)

10/30

4/25

NS

Sten 2 (n/%)

2/6

0/0

NS

CAD (n/%)

8/24

5/31

NS

Previous MI (n/%)

5/15

3/19

NS

AHI (n/h)

26.0 ± 15.6

4.1 ± 2.6

< 0.001

Arousal index (n/h)

22.2 ± 13.7

14.9 ± 13.3

NS

MinSaO2(%)

76.7 ± 10.5

87.0 ± 6.5

< 0.001

AvgO2 (%)

90.5 ± 4.8

91.8 ± 2.4

NS

DeSaO2 (%)

85.7 ± 4.9

88.4 ± 4.8

< 0.05

Total sleep time (h)

5.4 ± 1.98

5.7 ± 2.0

NS

SaO2 < 90% (%)

18.8 ± 19.5

14.9 ± 13.7

NS

  1. IMT - intimomedia thickness, Sten - stenosis 1 = up to 40%, Sten - stenosis 2 = 40-60%, CAD - coronary artery disease, MI - myocardial infarction, SaO2 - arterial oxygen saturation.