Table 1.
Demographics, Clinical and Surgical Characteristics
| Patients (n = 17) | Controls (n = 18) | P value | |
|---|---|---|---|
| Demographic characteristics | |||
| Age (yr) | 57.9 ± 7.8 | 57.1 ± 6.9 | 0.741 |
| Sex (F/M) | 14/3 | 14/4 | 0.534 |
| BMI (kg/m2) | 25.1 ± 2.0 | 25.8 ± 2.4 | 0.347 |
| Education (yr) | 9.3 ± 2.0 | 9.56 ± 2.0 | 0.706 |
| Clinical characteristics | |||
| History of hypertension | 2 (11.8%) | 3 (16.7%) | 0.528 |
| Diabetes mellitus | 2 (11.8%) | 1 (5.6%) | 0.478 |
| MMSE scores | 25.4 ± 1.6 | 25.6 ± 1.5 | 0.696 |
| LVEF % | 56.7 ± 3.0 | 57.4 ± 2.8 | 0.494 |
| Postoperative delirium | 4 (23.5%) | ||
| Surgical characteristics | |||
| Duration of procedure (min) | 207.5 ± 21.4 | ||
| Duration of pump CPB (min) | 115.4 ± 14.6 | ||
| Duration of aortic cross clamp (min) | 80.1 ± 14.7 |
Data are presented as mean ± SD or number (percentage). Qualitative data were analyzed with Chi-square test, and other data were analyzed with 2-sample t-tests. BMI indicates body mass index; CPB, cardiopulmonary bypass; LVEF, left ventricular ejection fraction; MMSE, Mini-Mental State Examination; SD, standard deviation.