Canadian Respiratory Journal / 2016 / Article / Tab 2

Research Article

Obstructive Sleep Apnea and Hypertension in Adolescents: Effect on Neurobehavioral and Cognitive Functioning

Table 2

Comparison of sleep scoring parameters found in the 2 groups of study subjects.

Hypertension with OSA Hypertension without OSA

TST, min471.3 ± 50.9468.1 ± 38.8NS
SOL, min7.8 ± 2.827.2 ± 9.3<0.05
WASO, min12.7 ± 4.219.1 ± 2.1<0.05
SE, %72.1 ± 3.289.7 ± 2.5<0.05
S1, %2.5 ± 1.52.3 ± 1.7NS
S2, %71.2 ± 9.149.2 ± 6.7<0.05
SWS, %12.4 ± 2.116.9 ± 1.5<0.05
REM, %13.4 ± 3.130.7 ± 3.5<0.05
AHI, /h TST13.7 ± 1.51.1 ± 0.5<0.05
Arousal index, /h TST28.6 ± 0.418.2 ± 0.3 <0.05
SpO2 nadir, %90.8 ± 1.197.1 ± 0.5 <0.05

Data shown as (%) or mean ± standard error. Significant differences are indicated by bold print.
TST: total sleep time; SOL: sleep onset latency; WASO: wakefulness after sleep onset; SE: sleep efficiency; S1, S2: sleep stages 1 and 2; SWS: slow wave sleep; REM: rapid eye movement sleep; AHI: apnea hypopnea index; SpO2 nadir: nadir oxyhemoglobin saturation by pulse oximetry.

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