Table 4.

Results of the univariable and multivariable regression analysis predicting resting oxygen consumption

CI, confidence interval; NYHA, New York Heart Association; BSA, Body surface area

Predictor	Univariable		Multivariable
	Regression coefficient	95% CI	Regression coefficient	95% CI
NYHA Class (vs control)
NYHA class I	20	−11 - 50	−9	−30 – 12
NYHA class II	8	−9 - 25	−14*	−26 - −2
NYHA class III	−5	−20 - 10	−23‡	−33 - −13
NYHA class IV	−20†	−34 - −6	−36‡	−46 - −26
Age (per 1 y)	−1.3‡	−1.5 - −1.0	−0.8‡	−1.0 - −0.6
Female (vs male)	−39‡	−47 - −31	−10†	−16.7 - −3.2
BSA (per m2)	144.4‡	133.3 – 155.6	134.6‡	122.8 - 146.5

^*p<0.05

^†p<0.01

^‡p<0.001