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No significant ceiling and floor effects were found.
No significant ceiling and floor effects and gaps among the items were found.
Specifically, these three scales are left-skewed (see t-value in Table 2), but without significant ceiling effects.
On the other hand, it is only when severe cases are included that the scale will be induced to show a significant ceiling effect.
Significant ceiling effects indicated that scales might provide limited information about people at the extremes of the sample distribution (those with least disability/impairment).
However, the Walking scale fell just outside of the criterion (ceiling effect = 17%) and the Sleep subscale was found to have a more significant ceiling effect (27%).
Similar(44)
He had also made his own artwork, printing photographs he had taken of significant architectural ceilings -- one by Tiepolo, for instance -- on canvas and mounting them in ornate gilded frames.
Unfortunately, this scale as it stands in its present form is inadequate for testing subjects across the full range of SMA phenotypes, due to significant floor and ceiling effects for subjects with SMA types I and III, respectively (additional details available at http://www.smaoutcomes.org).org
There were no significant floor or ceiling effects in either study.
15% was used as the threshold for a significant floor or ceiling effect [ 17].
It returned normally distributed scores when tested in a population of MS patients [ 18], without significant floor or ceiling effects.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com