Table 1 Perioperative characteristics and parameters
|  | Number of patients (%) (n = 21) |
|---|---|
Age (years), median (range) | 62 (22–80) |
Male sex, n (%) | 16 (76.2) |
Smoking status | |
 Never smoker | 9 (42.9) |
 Previous smoker | 10 (47.6) |
 Current smoker | 2 (9.5) |
Hypertension | 11 (52.4) |
Diabetes mellitus | 3 (14.3) |
Dyslipidemia | 9 (42.9) |
Operation, n (%) | |
 Valve surgery | 17 (81.0) |
 Valve surgery + CABG | 2 (9.5) |
 Tumor removal | 1 (4.8) |
 Myectomy | 1 (4.8) |
Dairy-based ingestion of lactobacillus, n (%) | 10 (47.6) |
Postoperative delirium, n (%) | 0 (0) |
Postoperative pseudopsia, n (%) | 3 (14.3) |
Postoperative insomnia, n (%) | 11 (52.4) |