How Reliable Are County and Regional Health Rankings? We assess the reliability of several ranked health indices used at the county level and the consistency of an index’s quality across different states Reliability is assessed using an index of reliability, simulations, and the ability of an index to consistently identify the top 10 % (worst) counties within a state
Validity and reliability in quantitative studies | Evidence . . . In quantitative studies, rigour is determined through an evaluation of the validity and reliability of the tools or instruments utilised in the study A good quality research study will provide evidence of how all these factors have been addressed
Guidance for Comparing Cancer Data by Geographic Region Consider the following points when comparing rates by geographic region Some cancers have different rates for different racial and ethnic populations For example, breast cancer incidence rates are usually higher in non-Hispanic White women than in women of other racial and ethnic populations
Executive Summary - Validity and Inter-Rater Reliability . . . The assessment of methodological quality, or risk of bias, of studies included in a systematic review is a key step and serves to: (1) identify the strengths and limitations of the included studies; (2) investigate, and potentially explain, heterogeneity in findings across different studies included in a systematic review; and, (3) grade the