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Table 2 Type and dose of baseline beta blockers

From: Effect of single ventricular premature contractions on response to cardiac resynchronization therapy

Baseline beta blocker therapy

Low PVCs (n = 34)

High PVCs (n = 33)

P value

Carvedilol (n, %)

8 (25%)

8 (28%)

1.00

Mean dose of cardvedilol (mg, mean ± SD)

21.3 ± 8.8

19.5 ± 14.0

0.55

Bisoprolol (n, %)

11 (69%)

13 (45%)

0.44

Mean dose of bisoprolol (mg, mean ± SD)

4.3 ± 3.0

4.1 ± 1.7

0.65

Metoprolol (n, %)

9 (27%)

6 (18%)

0.56

Mean dose of metoprolol (mg, mean ± SD)

40.3 ± 26.4

54.2 ± 24.6

0.23

Nebivolol (n, %)

4 (12%)

1 (3%)

0.36

Mean dose of nebivolol (mg, mean ± SD)

5.0 ± 0

5.0 ± 0

1.00

  1. The median value of single PVCs at 1-month follow-up visit was 11,401 in our patient population. Patients with a lower number of PVCs than 11,401 were categorized as “low PVCs”, while patients showing more than 11,401 PVCs at 1-month follow-up visit were categorized as “high PVCs”
  2. PVCs, premature ventricular contractions; SD, standard deviation