Measurement | Variance | Standard deviation |
---|
Total error | 0.010 | 0.101 |
Intra-observer | 0.007 | 0.084 |
Inter-observer | 0.003 | 0.055 |
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a For the inter-observer reproducibility was calculated applying the adapted version in a sample of 21 subjects by the same observer at baseline and then by another one 7Â days after. For the intra-observer we used the same procedure without changing the observer at day seven. Differences between scores obtained are scored as variance.