Sentence examples for are required for valid from inspiring English sources

Both an appropriate QoL measure and sound methodology are required for valid inferences about treatments and QoL.

This implies that repeated data downloads from operator databases are required for valid exposure assessment in a prospective cohort study.

Recent statistical work in the social sciences has shown that large numbers are required for valid inference at each level of the hierarchies modelled, [ 18], a condition our study of ICU performance in the ANZICS APD more than satisfies.

More than one hundred patients were necessary for appropriate internal consistency analysis, and more than fifty patients were required for valid reliability, validity and ceiling or floor effects analyses [ 20].

For most teams, the best advice is to engage a statistician or expert in trialing early to help define what level of trials will be required for valid insights.

A minimum of 14 readings during the day and 7 readings overnight will be required for valid 24-hour ABPM.

(In fact, if it were required for valid generalization of results, it would present a serious limitation of the scientific method in medical decision making).

Larger sample sizes of up to 10 cases per item may be required for valid logistic regression analysis, requiring up to 340 cases [ 48], and this should be considered in future studies.

A minimum of 30 intact non-overlapping cells per core, a minimum of three cores per block and a minimum of 100 200 nuclei with good signals per case were required for valid scoring.

The fact that low ion counts are required for the test to be valid represents another important constraint on its use.

Credit checks are required for PLUS loan applications and are valid for 180 days.