Table 2.
Univariate correlations between subject characteristics and HSBMI and HSBSA.
| Characteristics | Male (n = 62) | Female (n = 83) | ||
|---|---|---|---|---|
| HSBMI | HSBSA | HSBMI | HSBSA | |
| r (p value) | r (p value) | r (p value) | r (p value) | |
| Age (years) | -0.021 (0.869) | -0.004 (0.974) | 0.001 (0.998) | -0.003 (0.978) |
| Anthropometry | ||||
| Lean tissue percentage (%) | 0.568 (≤0.001) | 0.459 (≤0.001) | 0.286 (0.010) | 0.194 (0.083) |
| Fat percentage (%) | -0.576 (≤0.001) | -0.441 (0.002) | -0.286 (0.010) | -0.171 (0.127) |
| Protein percentage (%) | 0.57 (≤0.001) | 0.467 (≤0.001) | 0.285 (0.010) | 0.190 (0.089) |
| Total water percentage (%) | 0.577 (≤0.001) | 0.468 (≤0.001) | 0.287 (0.009) | 0.204 (0.068) |
| Inorganic salt percentage (%) | 0.494 (≤0.001) | 0.383 (0.008) | 0.241 (0.030) | 0.138 (0.220) |
| Cardiorespiratory fitness | ||||
| AT (ml/kg·min) | 0.158 (0.219) | 0.188 (0.143) | 0.062 (0.579) | 0.123 (0.269) |
| VO2max (ml/kg·min) | 0.454 (≤0.001) | 0.463 (≤0.001) | 0.242 (0.028) | 0.267 (0.015) |
| HRrest (rpm) | -0.282 (0.026) | -0.332 (0.008) | -0.055 (0.619) | -0.024 (0.826) |
| HRAT (rpm) | -0.232 (0.070) | -0.250 (0.050) | 0.021 (0.850) | 0.050 (0.657) |
| HRmax (rpm) | 0.092 (0.478) | 0.092 (0.475) | 0.188 (0.089) | 0.208 (0.059) |
| RERmax | 0.181 (0.160) | 0.139 (0.280) | 0.125 (0.259) | 0.081 (0.465) |
| VEmax (ml/min) | 0.381 (0.002) | 0.344 (0.006) | 0.236 (0.032) | 0.254 (0.020) |
| Loadmax (W) | 0.342 (0.007) | 0.340 (0.007) | 0.201 (0.069) | 0.191 (0.083) |
| Psysmax (mmHg) | -0.068 (0.602) | -0.015 (0.908) | -0.254 (0.020) | -0.182 (0.100) |
| Pdiamax (mmHg) | 0.049 (0.703) | -0.005 (0.969) | 0.100 (0.369) | 0.131 (0.237) |
| METmax | 0.452 (≤0.001) | 0.462 (≤0.001) | 0.242 (0.027) | 0.265 (0.016) |
| ΔVO2/ΔLoad | -0.147 (0.256) | -0.107 (0.406) | -0.049 (0.657) | -0.008 (0.943) |
| VE/VCO2 | 0.243 (0.057) | 0.147 (0.254) | 0.175 (0.114) | 0.205 (0.063) |
| OUES | 0.005 (0.970) | 0.081 (0.531) | 0.079 (0.479) | -0.033 (0.769) |
| Life habit | ||||
| Smoking | 0.081 (0.532) | -0.006 (0.966) | 0.061 (0.584) | 0.120 (0.281) |
| Exercise habits | -0.105 (0.418) | -0.101 (0.435) | 0.125 (0.260) | 0.166 (0.134) |
SD: standard deviation; BMI: body mass index; BSA: body surface area; HSleft: handgrip strength of the left hand; HSright: handgrip strength of the right hand; HSmax: maximum handgrip strength of the two hands; HSaverage: average handgrip strength of both hands; HSBMI: HSaverage adjusted for BMI; HSBSA: HSaverage adjusted for BSA; AT: anaerobic threshold; VO2max: max oxygen uptake; HRrest: resting heart rate; HRAT: heart rate at anaerobic threshold; HRmax: max heart rate; Loadmax: max work load; RERmax: respiratory exchange ratio at max work load; VEmax: minute ventilation at max work load; Psysmax: systolic pressure at max work load; Pdiamax: diastolic pressure at max work load; METmax: metabolic equivalent at max work load; ΔVO2/ΔLoad: oxygen required at each load; VE/VCO2: the minute ventilation/carbon dioxide production slope; OUES: oxygen uptake efficiency slope. ∗r for categorical variables: Spearman's correlation coefficient; r for continuous variables: Pearson's correlation coefficient.