Table 3. Linear regression analysis to estimate cycle ergometer V̇O_2peak based on anthropometrics and arm crank physiological outcomes.

Model	Variables	r2	Adj. r2	SEE
1	CEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (L·min-1), LBMLL (%), LBMUL (%), TLBM (%), ACEHRpeak (beats·min-1), ACEVEpeak (L·min-1), ACERERpeak, Gendera	.900	.450	5.556
2	CEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (L·min-1), LBMLL (%), LBMUL (%), TLBM (%), ACEHRpeak (beats·min-1), ACEVEpeak (L·min-1), ACERERpeak	.900	.633	4.536
3	CEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (ml·kg-1·min-1), LBMLL (%), LBMUL (%), TLBM (%), ACEHRpeak (beats·min-1), ACEVEpeak (L·min-1), ACERERpeak	.900	.725	3.929
4	CEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (ml·kg-1·min-1), LBMLL (%), LBMUL (%), TLBM (%), ACEVEpeak (L·min-1), ACERERpeak	.900	.779	3.518
5	CEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (ml·kg-1·min-1), LBMLL (%), LBMUL (%), TLBM (%),ACERERpeak	.892	.802	3.336
6	CEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (ml·kg-1·min-1), LBMLL (%),TLBM (%),ACERERpeak	.886	.821	3.168
7	CEV̇O2peak (ml·kg-1·min-1), ACEV̇O2peak (ml·kg-1·min-1), LBMLL (%),TLBM (%)	.872	.824	3.138

CEV̇O₂peak, V̇O₂peak in the cycle ergometer; ACEV̇O₂peak, V̇O₂peak in the arm crank test; LBMLL, lean body mass lower limbs; LBMUL, lean body mass upper limbs; TLBM, total lean body mass; ACEHRpeak, peak heart rate in the arm crank ergometer; ACEVEpeak, peak VE in the arm crank ergometer; ACERERpeak, peak RER in the arm crank ergometer.^a Coded ‘0’ for men and ‘1’ for women.