Erratum to: Adv Ther DOI 10.1007/s12325-013-0029-0

The authors of the above mentioned paper would like to make the following adjustment to their article. In Table 4, the column heading titled “After 60 min (n = 8)” should read “12 weeks of administration (n = 8)”. The corrected table is published here:

Table 4 Changes in hemodynamic parameters from baseline to 12 weeks after switching epoprostenol formulations

Hemodynamic parameter

Baseline (n = 8)

12 weeks of administration (n = 8)

Actual value

Actual value

Changes from baseline

P valuea

Mean ± SD

Median

[Min, Max]

Mean ± SD

Median

[Min, Max]

Mean ± SD

Median

[Min, Max]

Systolic pulmonary artery pressure, mmHg

50.6 ± 12.4

46.0

[34, 69]

49.8 ± 14.1

44.5

[29, 70]

−0.9 ± 3.5

−1.0

[−5, 4]

0.4375

Diastolic pulmonary artery pressure, mmHg

17.1 ± 2.2

17.0

[14, 22]

18.8 ± 4.6

19.0

[11, 24]

1.6 ± 3.7

2.0

[−3, 7]

0.4844

Mean pulmonary artery pressure, mmHg

31.1 ± 5.1

31.5

[22, 40]

31.4 ± 7.2

32.0

[18, 41]

0.3 ± 2.8

0.5

[−4, 4]

0.8906

Pulmonary capillary wedge pressure, mmHg

8.4 ± 1.8

8.0

[5, 11]

7.3 ± 1.2

7.5

[6, 9]

−1.1 ± 2.3

−2.0

[−4, 3]

0.2344

Cardiac output, L/min

4.829 ± 1.057

4.440

[2.72, 5.99]

4.499 ± 1.005

4.095

[3.25, 5.98]

0.210 ± 0.790

0.310

[−0.91, 1.35]

0.4609

Mean right arterial pressure, mmHg

4.8 ± 1.8

4.5

[3, 8]

4.8 ± 1.8

4.5

[3, 7]

0.0 ± 1.7

0.0

[−3, 3]

1.0000

Mixed venous oxygen saturation, %

73.43 ± 5.50

73.20

[63.4, 83.2]

72.10 ± 3.28

72.75

[67.1, 76.3]

−1.33 ± 4.64

−0.50

[−8.4, 4.7]

0.5469

Cardiac input, L/min/m2

2.98 ± 0.86

2.80

[2.0, 4.3]

3.11 ± 0.72

3.00

[2.4, 4.3]

0.14 ± 0.52

−0.25

[−0.6, 0.9]

0.6563

Pulmonary vascular resistance, dyn·s/cm5

448.3 ± 158.1

429.5

[201, 676]

453.6 ± 175.3

424.5

[154, 686]

5.4 ± 78.3

−25.0

[−61, 182]

0.5469

Pulmonary vascular resistance index, dyn·s/cm5/m2

646.5 ± 223.1

598.0

[338, 1000]

648.5 ± 239.6

640.5

[251, 992]

2.4 ± 98.4

−15.5

[−87, 212]

0.7109

  1. SD standard deviation
  2. a P value based upon Wilcoxon signed rank sum test