The Individual Water Insecurity Experiences (IWISE) Scale: reliability, equivalence and validity of an individual-level measure of water security
Sera L. Young, Hilary J. Bethancourt, Zacchary R Ritter, Edward A. Frongillo
BMJ Global Health
Abstract
The IWISE Scale provides an equivalent measure of individual experiences with water access and use across LMICs. It will be useful for establishing and tracking changes in the prevalence of water insecurity and identifying groups who have been 'left behind'.
Concepts
Scale (ratio)Equivalence (formal languages)Measure (data warehouse)Reliability (semiconductor)Validity