TABLE 1.
Clinical characteristics in control and OSA participants.
| Variable | Control | OSA | P value a | P value b | |
|---|---|---|---|---|---|
| Non-MetS | MetS | ||||
| Age (years) | 45.38 ± 5.39 | 45.87 ± 5.17 | 45.38 ± 4.49 | 0.837 | 0.631 |
| BMI (Kg/m2) | 30.29 ± 5.29 | 29.05 ± 4.89 | 31.35 ± 4.61 | 0.955 | 0.025 |
| SBP (mmHg) | 122.62 ± 16.20 | 121.15 ± 12.17 | 136.20 ± 12.78 | 0.031 | <0.001 |
| DBP (mmHg) | 75.97 ± 14.21 | 73.38 ± 8.62 | 84.62 ± 10.39 | 0.147 | <0.001 |
| HbA1c (%) | 5.17 ± 1.01 | 5.22 ± 0.47 | 6.25 ± 1.53 | 0.019 | <0.001 |
| FPG (mmol/L) | 5.44 ± 1.12 | 4.92 ± 0.47 | 5.96 ± 1.26 | 0.79 | <0.001 |
| FIns (mU/l) | 7.46 ± 2.17 | 7.56 ± 4.24 | 13.67 ± 3.71 | <0.001 | <0.001 |
| HOMA-IR | 1.81 ± 0.71 | 1.66 ± 0.94 | 3.58 ± 1.10 | 0.001 | <0.001 |
| TG (mmol/L) | 1.53 ± 0.51 | 1.10 ± 0.39 | 2.14 ± 0.73 | 0.315 | <0.001 |
| HDL-C (mmol/L) | 1.21 ± 0.45 | 1.42 ± 0.27 | 1.16 ± 0.36 | 0.426 | 0.001 |
| AHI (events/h) | 2.28 ± 0.85 | 18.86 ± 17.23 | 29.27 ± 23.61 | <0.0001 | <0.0001 |
| Mean SaO2 % | 94.46 ± 2.40 | 90.45 ± 4.84 | 84.72 ± 7.73 | <0.0001 | <0.0001 |
| Time SaO2 <90% | 7.19 ± 2.52 | 16.67 ± 13.27 | 49.73 ± 19.29 | <0.0001 | <0.0001 |
These bold values mean p < 0.05. Data are shown as mean ± SD (standard deviation).
a
of control and OSA, or subgroups.
b
of OSA-non-MetS and OSA-MetS.
BMI, body mass index; fat mass, percentage of body fat; SBP, systolic blood pressure; DBP, diastolic blood pressure; HbA1c, glycosylated haemoglobin; FPG, fasting plasma glucose; FIns, fasting insulin; HOMA-IR, homeostasis model assessment of insulin resistance; TG, triglycerides; HDL-C, high-density lipoprotein cholesterol; AHI, apnea–hypopnea index; AI, arousal index; ODI, oxygen desaturation index; time SaO2 <90%, monitoring time spent with oxygen saturation <90%.