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. Author manuscript; available in PMC: 2023 Apr 1.
Published in final edited form as: J Intellect Disabil Res. 2022 Feb 17;66(4):368–375. doi: 10.1111/jir.12923

Table 1.

Regression models predicting rate of oxygen uptake (V̇O2) from vertical axis (VA) or vector magnitude (VM) accelerometer counts in adults with Down syndrome (DS) and without Down syndrome (Non-DS).

Vertical Axis Vector Magnitude
b SE b SE
DS Intercept 5.937070 0.396450 4.488373 0.440668
Slope 0.004332 0.000224 0.002548 0.000098
Non-DS Intercept 7.336004 0.443037 5.388516 0.444785
Slope 0.003518 0.000181 0.002898 0.000100