Sentence examples for misclassification may exist from inspiring English sources

Although the validity and reliability of the food-frequency questionnaire have been extensively evaluated, some degree of misclassification may exist in the dietary assessment and over- or under-estimation of true intake could have biased the estimates.

Because some diagnoses of benign lesions were made from follow-up scans, the chances of misclassification may exist [ 44].

Exposure misclassification may exist in this study since exposures were assumed for all farm workers and the determination of 2,4-D exposure was not timed by application or entry into the feld.

Although exposure misclassification may exist within our study, evaluation of this issue within the AHS cohort has shown that reporting of pesticide use is similar to other variables described by participants, including diet and alcohol consumption (Blair et al. 2002; Hoppin et al. 2002).

Hence the consequences of a misclassification may be very serious.

Hence, misclassification may be introduced due to left censoring.

Several avenues of exposure misclassification may be present.

The possibility of exposure misclassification may also exist.

We attempted to minimize the misclassification of LBW by not restricting the definition to full term infants, although misclassification may still exist.

Therefore, random misclassification of artificial sweetener exposure may exist, although diet soda consumers may also be more likely to consume other artificially sweetened foods.

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