TABLE 3.
Physical Examination and Laboratory Results
| Variable | n | COPD | No COPD | P Value |
|---|---|---|---|---|
| Physical examination | ||||
| Body mass index, kg/m2 | 373 | 27 ± 6 | 29 ± 6 | 0.007 |
| Pulse, beats per minute | 372 | 75 ± 14 | 77 ± 14 | 0.41 |
| Systolic blood pressure, mm Hg | 373 | 123 ± 19 | 120 ± 18 | 0.26 |
| Diastolic blood pressure, mm Hg | 373 | 70 ± 11 | 70 ± 11 | 0.82 |
| Room air oxygen saturation, % | 218 | 97 ± 4 | 97 ± 3 | 0.84 |
| Ascites | 368 | 31 (48%) | 113 (37%) | 0.12 |
| Lower extremity edema | 368 | 32 (49%) | 165 (54%) | 0.44 |
| Clubbing | 363 | 6 (9%) | 26 (9%) | 0.90 |
| Asterixis | 366 | 4 (6%) | 19 (6%) | 0.96 |
| Spider angiomata | 356 | 25 (40%) | 102 (35%) | 0.46 |
| Laboratory results | ||||
| Blood urea nitrogen, mg/dL | 365 | 16 ± 9.0 | 16 ± 12 | 0.60 |
| Creatinine, mg/dL | 373 | 1.2 ± 1.0 | 1.0 ± 1.0 | 0.37 |
| Hemoglobin, g/dL | 370 | 12.4 ± 2.2 | 12.6 ± 2.0 | 0.46 |
| Platelet count, 109/L | 368 | 117 ± 63 | 124 ± 89 | 0.55 |
| International normalized ratio | 371 | 1.4 ± 0.3 | 1.3 ± 0.3 | 0.24 |
| Alanine aminotransferase, U/L | 372 | 48 ± 35 | 55 ± 42 | 0.18 |
| Aspartate aminotransferase, U/L | 372 | 71 ± 50 | 76 ± 48 | 0.41 |
| Total bilirubin, mg/dL | 373 | 2.5 ± 2.6 | 2.8 ± 3.0 | 0.63 |
| Alkaline phosphatase, U/L | 369 | 146 ± 70 | 172 ± 149 | 0.72 |
| Total protein, g/dL | 358 | 7.1 ± 0.8 | 7 ± 0.8 | 0.52 |
| Albumin, g/dL | 365 | 3.1 ± 0.6 | 3.1 ± 0.7 | 0.60 |
NOTE: Data are shown as mean ± standard deviation or n (%).
Abbreviation: COPD, chronic obstructive pulmonary disease.