Table 4. Changes of echocardiographic parameters, log NT-proBNP, and GAS after 6-month treatment of bisoprolol.
| Echocardiography | Baseline | 6 mon | Change | P value | ||
|---|---|---|---|---|---|---|
| Baseline vs. 6 mon | Low HR vs. high HR | |||||
| LVEDD, mm | 0.035 | |||||
| Low HR | 64 ± 6 | 61 ± 8 | 3 ± 5 | 0.001 | ||
| High HR | 64 ± 8 | 58 ± 10 | 6 ± 8 | < 0.001 | ||
| LVESD, mm | 0.207 | |||||
| Low HR | 51 ± 13 | 45 ± 15 | 7 ± 15 | 0.003 | ||
| High HR | 54 ± 11 | 45 ± 12 | 9 ± 13 | < 0.001 | ||
| LVEF, % | 0.023 | |||||
| Low HR | 28 ± 7 | 38 ± 12 | 10 ± 10 | < 0.001 | ||
| High HR | 28 ± 7 | 42 ± 12 | 14 ± 12 | < 0.001 | ||
| LVRR, No. (%) | 0.008 | |||||
| Low HR | 7 (15.6) | |||||
| High HR | 42 (37.5) | |||||
| Log NT-proBNP, pg/mL | 0.122 | |||||
| Low HR | 2.9 ± 0.5 | 2.7 ± 0.6 | 0.2 ± 0.5 | 0.051 | ||
| High HR | 2.9 ± 0.6 | 2.6 ± 0.6 | 0.3 ± 0.5 | < 0.001 | ||
NT-proBNP = N-terminal pro b-type natriuretic peptide, GAS = global assessment score, HR = heart rate, LVEDD = left ventricular end-diastolic dimension, LVESD = left ventricular end-systolic dimension, LVEF = left ventricular ejection fraction, LVRR = left ventricular reverse remodeling.