Sentence examples for misclassification of vitamin from inspiring English sources

Also, we only had a single blood draw, possibly contributing to misclassification of vitamin D status.

In this age older group, therefore, misclassification of vitamin D supplementation may be less likely to distort the results.

Controls were matched to the cases by month of blood collection to reduce misclassification of vitamin D status due to seasonal variation.

First, some misclassification of vitamin D status may exist, which influences the results of individual studies and thus pooled estimates in this meta-analyses.

However, seasonal variation was not adjusted for, which could have resulted in misclassification of vitamin D deficient patients (i.e., possibly incorrectly classifying more patients as vitamin D deficient in winter than in summer), thereby masking potential associations.

Because the participants were health professionals, the accuracy of self-reported data is likely to be high; moreover, any misclassification of vitamin D status is likely to be random and would therefore have attenuated rather than exaggerated a true association.

In Table 3 the data clearly illustrate the potential for misclassification of patients as Vitamin D insufficient or deficient purely from a fluid effect.

This may have led to misclassification in the diagnosis of vitamin B12 deficiency and, as a result, to dilution of the association between vitamin B12 deficiency and anaemia.

Misclassification of fish and PUFA or vitamin D intake due to measurement error associated with the food frequency questionnaire is unavoidable, but given the study design likely non-differential, and thus attenuating any true association.

Dichotomisation of vitamin D exposure (low versus normal) could lead to misclassification in exposure levels.

Hence, the value of analysing dietary vitamin D intake alone as a means of effectively establishing the influence of vitamin D on outcomes has been questioned as it leads to considerable misclassification of total exposure.