NURS5012 - Assessment and Clinical Judgement - Optional worksheet pre-Assessment 1

Learning Activity 1 - Reliability

Reliability describes to what degree an assessment tool will produce similar results under different circumstances, assuming the baseline characteristics remain the same. eg different operators, change over time etc.

Review these readings and complete the questions below (Gillespie & Chaboyer, 2016; Shinn, 2014)
1. Define the following concepts and describe their general role in measuring the reliability of an assessment tool
a. Inter-rater reliability
b. Test-retest reliability
c. Internal Consistency (also known as homogeneity) and the use of Chronbach's alpha coefficient
d. What would a reliability score of 0.38 mean and how would this influence your
confidence in the reliability of a tool?