Table 1.
Clinical characteristics
| Characteristics (N = 38) | Controls (N = 15) | MR (N = 14) | MR + AF (N = 9) | P value |
|---|---|---|---|---|
| Age, y | 66.1 ± 7.8 | 60.7 ± 9.8 | 69.0 ± 7.4 | .127 |
| Sex, n (%) | .193 | |||
| Male | 5 (33) | 9 (64) | 7 (78) | |
| Female | 10 (57) | 5 (36) | 2 (22) | |
| Race, n (%) | 1.000 | |||
| White | 13 (86) | 14 (100) | 9 (100) | |
| Black | 1 (7) | 0 (0) | 0 (0) | |
| Asian | 1 (7) | 0 (0) | 0 (0) | |
| BMI, n (%) | 28.2 ± 6.4 | 28.4 ± 4.6 | 30.7 ± 5.9 | .767 |
| HTN, n (%) | 5 (33) | 5 (36) | 7 (78) | .263 |
| DM, n (%) | 1 (7) | 1 (7) | 3 (33) | .277 |
| COPD (moderate/severe lung disease), n (%) | 1 (7) | 0 (0) | 1 (11) | .422 |
| Previous CVA, n (%) | 1 (7) | 0 (0) | 0 (0) | 1.000 |
| Previous MI, n (%) | 0 (0) | 0 (0) | 1 (11) | .105 |
| PVD, n (%) | 0 (0) | 1 (7) | 0 (0) | 1.000 |
| Smoking history, n (%) | 0 (0) | 4 (29) | 1 (11) | .073 |
P value from one-way analysis of variance for continuous variable and Fisher exact test for categorical variables significant if less than or equal to .05. MR, Mitral regurgitation; AF, atrial fibrillation; BMI, body mass index; HTN, hypertension; DM; diabetes; COPD, chronic obstructive pulmonary disease; CVA, cerebrovascular disease; MI, myocardial infarction; PVD, peripheral vascular disease.