Document Classification

Section Type: RESULTS

Text: At the beginning of the procedure flow acceleration was 9. 37 + / - 2. 9 m/s (2) in the preconditioning group and 12. 5 + / - 3. 1 m/s (2) in no-preconditioning group (p = 0. 23) ; after positioning of heart, it was 8. 47 + / - 3. 3 and 8. 31 + / - 3. 6 m/s (2) (p = 0. 96) ; after five minutes - 8. 7 + / - 4. 1 and 7. 94 + / - 2. 9 m/s (2) (p = 0. 80) ; and after ten minutes - 9. 2 + / - 4. 5 and 7. 98 + / - 3. 4 m/s (2) (p = 0. 71).