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. 2021 May 13;12:668055. doi: 10.3389/fphys.2021.668055

TABLE 5.

Validity of estimating the regression model.

HGS Sit and reach Sit-ups Estimated VO2max
Mean error (%) −4.33 −14.92 −38.13 3.36
SEE 5.61 kg 8.72 cm 10.65 n 3.92 ml/kg/min

SEE, standard error of estimation; HGS, hand grip strength; VO2max, maximal oxygen uptake.