• Publications
  • Influence
Starting at the Beginning: An Introduction to Coefficient Alpha and Internal Consistency
  • D. Streiner
  • Psychology, Medicine
    Journal of personality assessment
  • 1 February 2003
TLDR
The historical development of a from other indexes of internal consistency (split-half reliability and Kuder-Richardson 20) and four myths associated with a are discussed, including that it is a fixed property of the scale and that higher values are always preferred over lower ones.
Health measurement scales
Health Measurement Scales: A practical guide to thier development and use
1. Introduction 2. Basic concepts 3. Devising the items 4. Scaling responses 5. Selecting the items 6. Biases in responding 7. From items to scales 8. Reliability 9. Generalizability theory 10.
Guidelines for Reporting Reliability and Agreement Studies (GRRAS) were proposed.
TLDR
The objective was to develop guidelines for reporting reliability and agreement studies and the proposed guidelines intend to improve the quality of reporting.
Childhood abuse and lifetime psychopathology in a community sample.
TLDR
A history of abuse in childhood increases the likelihood of lifetime psychopathology; this association appears stronger for women than men, and varied significantly by gender for all categories except for anxiety disorders.
The Prevalence of Anxiety and Mood Problems among Children with Autism and Asperger Syndrome
The objective of this study was to report on the prevalence and correlates of anxiety and mood problems among 9- to 14- year-old children with Asperger syndrome (AS) and high-functioning autism.
Being Inconsistent About Consistency: When Coefficient Alpha Does and Doesn't Matter
  • D. Streiner
  • Psychology, Medicine
    Journal of personality assessment
  • 1 June 2003
TLDR
This article distinguishes between questionnaires such as anxiety or depression inventories, which are composed of items that are manifestations of an underlying hypothetical construct, and those used to tap quality of life or activities of daily living, which meet the criteria of classical test theory.
Biostatistics: The Bare Essentials
Section 1: THE NATURE OF DATA AND STATISTICS 1. The Basics 2. Looking at the Data: A First Look at Graphing Data 3. Describing the Data with Numbers: Measures of Central Tendency and Dispersion 4.
What's under the ROC? An Introduction to Receiver Operating Characteristics Curves
  • D. Streiner, J. Cairney
  • Computer Science, Medicine
    Canadian journal of psychiatry. Revue canadienne…
  • 1 February 2007
TLDR
A technique called receiver operating characteristic (ROC) curves allows us to determine the ability of a test to discriminate between groups, to choose the optimal cut point, and to compare the performance of 2 or more tests.
Diagnosing Tests: Using and Misusing Diagnostic and Screening Tests
  • D. Streiner
  • Psychology, Medicine
    Journal of personality assessment
  • 1 December 2003
TLDR
Some of the many diagnostic efficiency statistics that can be derived from a 2 × 2 table, including the overall correct classification rate, kappa, phi, the odds ratio, positive and negative predictive power and some variants of them, and likelihood ratios, are reviewed.
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