Table 1.

Subject characteristics

	HIT (n = 9)	HIT+β2A (n = 12)	Between‐group difference (P value)
Age (years)	24.7 (± 3.0)	23.5 (± 1.7)	0.47
Height (cm)	184 (± 3)	185 (± 2)	0.85
Weight (kg)	78.4 (± 6.7)	77.6 (± 5.5)	0.86
Lean body mass (kg)	61.5 (± 4.4)	60.6 (± 2.9)	0.72
${\dot{V}}_{{\mathrm{O}}_2\max }$ (mL min−1)	3932 (± 233)	3945 (± 329)	0.95
MHCI (%)	49.4 (± 9.6)	49.2 (± 6.8)	0.97
MHCIIa (%)	44.2 (± 9.4)	45.8 (± 5.9)	0.74
MHCIIx (%)	6.5 (± 4.2)	5.0 (± 2.4)	0.46

${\dot{V}}_{{\mathrm{O}}_2\max }$, maximal oxygen consumption. MHC, myosin heavy chain. Values are means (±95% CI).