Table 2.

Correlations between ${\dot{V}}_{{\mathrm{O}}_2\mathrm{peak}}$ and related variables in bivariate analyses using pre training, post training and phlebotomy values

	r	P
${\dot{Q}}_{\mathrm{peak}}$	0.84	<0.0001
Peak a–vO2diff	0.24	0.10
RBCV	0.86	<0.0001
PV	0.71	<0.0001
BV	0.80	<0.0001
Hbmass	0.78	<0.0001
[Hb]	−0.19	0.25
Htc	0.40	0.005
Capillary‐to‐fibre ratio	0.19	0.43
Total MitoVD	0.22	0.27
SS MitoVD	0.12	0.54
IMF MitoVD	0.22	0.28
OXPHOS	−0.15	0.46
OXPHOS/total MitoVD	−0.35	0.07
ETS	0.05	0.80
ETS/MitoVD	−0.18	0.36
OXPHOS/ETS	−0.32	0.10
ST cross‐sectional area	0.43	0.04
FTa cross‐sectional area	−0.42	0.04
FTx cross‐sectional area	−0.08	0.73

BV, blood volume; ETS, electron transport system capacity in skeletal muscle; FTa, fast twitch type IIa muscle fibre; FTx, fast twitch type IIx muscle fibre; [Hb], haemoglobin concentration; Hb_mass, haemoglobin mass; Hct, haematocrit; IMF, intermyofibrillar; Mito_VD, mitochondrial volume density; OXPHOS, maximal oxidative phosphorylation capacity in skeletal muscle; PV, plasma volume; ${\dot{Q}}_{\mathrm{peak}}$, peak cardiac output; RBCV, red blood cell volume; SS, subsarcolemmal; ST, slow twitch type I muscle fibre; ${\dot{V}}_{{\mathrm{O}}_2\mathrm{peak}}$, peak oxygen uptake.