Table 3.

Secondary outcome and mortality.

Measurement	Definitions	NO		Placebo		P value
		n/38	%	n/38	%
Secondary outcome	Brain natriuretic peptide < 90 pg/mL and Borg dyspnea score ≤ 2	6	16%	13	34%	0.111
Components of secondary outcome	Brain natriuretic peptide < 90 pg/mL	13	34%	15	39%
	Borg dyspnea score ≤ 2	27	71%	32	84%
Health related quality of life (90 days)	Favorable PEmb QoL scorea	11	29%	14	37%	0.450
	Favorable SF36b	15	39%	15	39%	1.000
Survival	Mortality at 28 days	0	0%	3	8%	0.210
	Mortality at 90 days	2	5%	4	11%	0.670

^aScore < 40%.

^bNormalized score > 50%; N = 33, NO and N = 32, Placebo; see Fig. 1 for additional detail.