Document Classification

Section Type: RESULTS

Text: After 6 weeks of treatment, QT and QTc dispersion were significantly decreased in the bisoprolol group (QT dispersion : 66. 5 + / -13. 4 ms vs. 49. 1 + / -16. 8 ms for ischemic heart disease (P < 0. 01) ; 67. 5 + / -12. 4 ms vs. 59. 4 + / -14. 4 ms for dilated cardiomyopathy (P < 0. 05) ; QTc dispersion : 78. 3 + / -15. 2 ms vs. 53. 3 + / -18. 1 ms for ischemic heart disease (P < 0. 01) ; 79. 1 + / -14. 2 ms vs. 69. 0 + / -17. 9 ms for dilated cardiomyopathy (P < 0. 05)), but there was no significant decrease of QT and QTc dispersion in the control group.