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. Author manuscript; available in PMC: 2019 Mar 16.
Published in final edited form as: Sleep Med. 2013 Mar 19;14(5):416–421. doi: 10.1016/j.sleep.2012.12.009

Table 2.

Basic characteristics and vital parameters in healthy controls and obstructive sleep apnea patients (±SEM).

Healthy controls OSA patients P value
Gender (M/W) 10/3 17/6 0.841
Age 52.0 (±2.8) 55.0 (±1.5) 0.322
BMI 28.5 (±0.9) 32.1(±1.3) 0.126
MAP 95.1 (±4.1) 90.9 (±2.6) 0.242
HR 59.9 (±2.2) 64.9 (±1.9) 0.106
SAT 97.4 (±0.4) 97.3 (±0.3) 0.880
PETCO2 35.2 (±0.9) 35.0 (±0.5) 0.842
Respiration frequency 10.8 (±1.3) 10.2 (±0.8) 0.758
AHI 3.3 (±1.1) 34.6 (±3.6) <0.001
ODI 1.0 (±0.4) 20.3 (±3.7) <0.001
Time (%) with SaO2 <90% 0.4 (±0.2) 15.7 (±3.7) <0.001
Breath-hold duration 27.5 (±1.2) 26.9 (±1.1) 0.377
Days somnography to NIRS 13 (±6) 23 (±8) 0.002

Mean (±SEM) characteristics in healthy controls and OSA patients. M, man; W, woman; BMI, body mass index; MAP, mean arterial blood pressure; HR, heart rate; SAT, peripheral saturation; PETCO2, partial pressure of end tidal CO2 in mmHg; AHI, apnea-hypopnea index; ODI, oxygen desaturation index.