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Unsatisfactory item-total correlation: [ fertility (0.126)].
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Item 29: clinic visits had a relatively low corrected item-total correlation (0.218), reduced the reliability of the whole scale, and had an unsatisfactory forced 1-factor loading (<0.2).
Item-total correlation coefficients ranged from.51 to.76.
Content validity, item reliability (test retest, item-total correlation, item difficulty) and test reliability (internal consistency) were established.
Table 3 Item statistics Item Mean SD Corrected item-total correlation Rasch analysis Measure Model S.E.
The quality of single items was examined in several item-specific analyses, including analyses of item fit statistics, item characteristic curves, and item-total correlations.
ITC Item-total correlation.
6. Item-total correlations.
All items had item-total correlation > 0.20.
r = corrected item-total correlation.
Two out of 17 items showed item-total correlations below 0.3 (item 8: 0.285, item 14: 0.243).
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