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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: JACC Heart Fail. 2013 Aug 5;1(4):300–307. doi: 10.1016/j.jchf.2013.05.004

Table 4.

Outcome Differences among Treatment Groups

Outcome Prostanoid (n = 21) Oral (n = 17) Mixed Therapy (n = 7) Vasodilator Responsive (n = 7) p
Delta 6MWD 124±106* 4±109 40±57 32±35 0.013
Delta Functional Class −1.3±0.6 −0.5±0.5 −0.7±0.8 −1.0±0.8 0.001

Negative value indicates improvement in functional class. 6MWD = six minute walk distance.

*

p = 0.006 vs. Oral therapy group.

p < 0.001.