Table 1. Baseline characteristics between OSA and non-OSA subjects.
| Characteristics | OSA | non-OSA | T | P |
|---|---|---|---|---|
| Male, n (%) | 17 (94.4) | 17 (94.4) | χ2=0.000 | 1 |
| Age (year) | 47.67±9.99 | 49.28±7.18 | −0.556 | 0.582 |
| Weight (kg) | 79.02±6.74 | 76.13±5.92 | 1.367 | 0.181 |
| BMI (kg/m2) | 26.52±1.73 | 26.24±1.78 | 0.49 | 0.628 |
| NC (cm) | 38.42±1.74 | 37.90±1.29 | 1.012 | 0.319 |
| Sleep time (min) | 412.33±37.05 | 411.22±38.53 | 0.088 | 0.93 |
| ESS score | 10.78±4.41 | 4.56±2.55 | 5.18 | <0.001 |
| AHI, h−1 | 42.00±20.19 | 2.06±1.51 | 8.371 | <0.001 |
| ODI, h−1 | 32.61±18.50 | 1.11±1.23 | 7.208 | <0.001 |
| Mean SpO2 (%) | 93.89±2,87 | 97.89±0.68 | −5.760 | <0.001 |
| Minimal SpO2 (%) | 72.94±8.86 | 91.33±3.11 | −8.309 | <0.001 |
OSA, obstructive sleep apnea; BMI, body mass index; NC, neck circumference; ESS, Epworth Sleepiness Scale; AHI, apnea-hypopnea index; ODI, oxygen desaturation index.