Table 2.
Accurate standard and estimated mean growth velocities with percentage of absolute difference
Growth Velocity to NICU Discharge (g/kg/d) |
|||||
---|---|---|---|---|---|
Starting Point | Accurate Standard GV (mean ± SD) | EM GV (mean ± SD) | EM Percentage of Absolute Difference | 2-PM GV (mean ± SD) | 2-PM Percentage of Absolute Difference |
From Birth: | 9.841 ± 2.419 | 9.842 ± 2.420 | 0.01% ± 0.02% | 9.653 ± 2.333 | 1.76% ± 1.43% |
From Regain Birth Weight: | 16.061 ± 3.747 | 16.063 ± 3.747 | 0.01% ± 0.01% | 15.809 ± 3.786 | 1.66% ± 1.40% |
Abbreviations: GV, growth velocity; EM, exponential model; 2-PM, 2 point model. Values reported are mean ± SD, percentage of absolute differences between accurate standard and estimated GVs.