Correcting Fallacies in Validity, Reliability, and Classification

Ten Fallacies of Availability and Reliability Analysis

As modern society becomes more and more dependent on computers and computer networks, vulnerability and downtime of these systems will significantly impact daily life from both social and economic point of view. Words like reliability and downtime are frequently heard on radio and television and read in newspapers and magazines. Thus reliability and availability have become popular terms. Howev...

Validity and reliability of a pediatric patient classification instrument1

OBJECTIVES to assess the construct validity and reliability of the Pediatric Patient Classification Instrument. METHODS correlation study developed at a teaching hospital. The classification involved 227 patients, using the pediatric patient classification instrument. The construct validity was assessed through the factor analysis approach and reliability through internal consistency. RESUL...

The reliability and validity of the Saliba Postural Classification System.

OBJECTIVES To determine the reliability and validity of the Saliba Postural Classification System (SPCS). METHODS Two physical therapists classified pictures of 100 volunteer participants standing in their habitual posture for inter and intra-tester reliability. For validity, 54 participants stood on a force plate in a habitual and a corrected posture, while a vertical force was applied throu...

Reliability and Validity

Background: To assess outcomes of health services, providers need brief, responsive, reliable, and valid measures that can be implemented in clinical settings with minimal cost and burden. The Behavior and Symptom Identification Scale (BASIS-32) is a selfreport measure developed in 1984 to assess mental health treatment outcomes. During the past 3 years, multiple methods were used to revise the...

MAT Reliability and Validity