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The observed mean and standard deviation (SD) of field inhomogeneity (FI) within each region and the LS mean and standard error (SE) of the LS mean within each region. N is the number of observations for the indicated region.
| Region | N | Mean | SD | LS Mean | SE |
|---|---|---|---|---|---|
| Lower | 65 | 28 | 54 | 26 | 5 |
| Middle | 65 | 45 | 67 | 46 | 5 |
| Upper | 65 | 119 | 49 | 120 | 5 |
| Apical | 44 | 184 | 51 | 196 | 6 |
