Group Statistics |
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 | grade | N | Mean | Std. Deviation | Std. Error Mean |
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Skin thickness | grade 1 | 207 | .1879 | .03900 | .00271 |
mm | grade 2 | 63 | .1720 | .03132 | .00426 |
- *The sample size N = 207 refers to the 9 measurement points taken in 23 patients with Grade 1 and N = 63 refers to the 9 measurement points taken in 7 patients with Grade 2.