TABLE 2.

Full predictive model for maximal HR.

Variable	Parameter Estimate	P	Partial R2
Resting HR (beats•min−1)	0.6	<0.0001	0.135
Age (yr)	−0.5	<0.0001	0.109
New York Heart Association Functional Class, for III/IV vs II	−8.3	<0.0001	0.044
Prior myocardial infarction	−6.0	<0.0001	0.026
History of diabetes	−5.5	<0.0001	0.020
Dose of β-adrenergic blocking agent, carvediolol equivalents (mg•d−1)	−0.01	<0.0007	0.015
Modality for exercise testing, for stationary cycle vs. treadmill	−6.5	0.0015	0.013

Model R² = 0.36; SEE = 17 beats•min⁻¹.