Table 3.

Indices associated with impaired functional status (NYHA II-IV)

	OR (95% CI)	P
RA reservoir strain (per 1%)	0.91 (0.87-0.95)	0.006
Estimated RA pressure (per 1 mm Hg)	1.06 (1.01-1.11)	0.02
Doppler cardiac output (per 1 L/min/m2)	0.94 (0.83-1.01)	0.08

CI, confidence interval; NYHA, New York Heart Association; OR, odds ratio; RA, right atrium.