Table 3.
Comparison of laboratory parameters and lung function between obstructive sleep apnea (OSA) and overlap syndrome (OS) patients.
| OSA Patients (n = 53) |
OS Patients (n = 53) |
p | |
|---|---|---|---|
| hs-cTnT (pg/mL) | 6.5 (5.6–8.7) | 14.2 (9.1–20.2) | <0.001 |
| NT-proBNP (pg/mL) | 19.2 (8.3–35.4) | 93.1 (37.9–182.5) | <0.001 |
| CRP (mg/dl) | 0.49 (0.15–0.81) | 0.48 (0.16–0.81) | 0.246 |
| Glucose (mg/dL) | 111 (97–141) | 112 (93.5–133.8) | 0.703 |
| Creatinine (mg/dL) | 0.9 (0.8–1) | 0.9 (0.85–1.1) | 0.206 |
| SGOT (U/L) | 20 (18–25) | 20 (17–23.8) | 0.780 |
| SGPT (U/L) | 26 (19–34.5) | 22 (18–27) | 0.131 |
| Cholesterol (mg/dL) | 201 (185.5–226) | 189 (162–224) | 0.199 |
| Triglycerides (mg/dL) | 181 (133.5–206) | 156 (118–216.5) | 0.200 |
| LDL-C (mg/dL) | 119.5 (99.3–144.8) | 104.6 (80.4–141.6) | 0.123 |
| HDL-C (mg/dL) | 46 (40–54) | 46 (40.5–51) | 0.914 |
| FEV1 (% predicted) | 100 (88.1–115) | 65.1 (49.6–77.4) | <0.001 |
| FVC (% predicted) | 97 (87.8–109.5) | 77 (61.2–90.1) | <0.001 |
| FEV1/FVC (%) | 85.7 (81.5–89) | 68.9 (63.1–69.7) | <0.001 |
| pH | 7.43 (7.42–7.44) | 7.42 (7.41–7.44) | 0.072 |
| pO2 (mmHg) | 80 (72.5–87) | 68 (61–78) | <0.001 |
| pCO2 (mmHg) | 42 (40–43) | 46 (42–51) | <0.001 |
Abbreviations: FEV1—forced expiratory volume in 1st sec, FVC—forced vital capacity, HDL-C—high-density lipoprotein-cholesterol, hs-cTnT—high-sensitivity troponin T, LDL-C—low-density lipoprotein-cholesterol, pCO2—carbon dioxide partial pressure, pO2—oxygen partial pressure, NT-proBNP—N-terminal pro-B type natriuretic peptide, SGOT—serum glutamic oxaloacetic transaminase, SGPT—serum glutamic pyruvic transaminase.