Term: Validity - Statistical

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Glossary Definition

Last Updated: 2006-10-20

Definition:

In statistics, a valid measure is one which is measuring what it is supposed to measure. Validity implies reliability (accuracy). A valid measure must be reliable, but a reliable measure need not be valid. Validity refers to getting results that accurately reflect the concept being measured.

Related terms 

• Accuracy
• Reliability
• Validity - Data Quality

References 

• Lix L, Yogendran M, Burchill C, Metge C, McKeen N, Moore D, Bond R. Defining and Validating Chronic Diseases: An Administrative Data Approach. Winnipeg, MB: Manitoba Centre for Health Policy, 2006. [Report] [Summary] (View)

Term used in 

• Garland A, Fransoo R, Olafson K, Ramsey C, Yogendran M, Chateau D, McGowan K. The Epidemiology and Outcomes of Critical Illness in Manitoba. Winnipeg, MB: Manitoba Centre for Health Policy, 2012. [Report] [Summary] (View)
• Kozyrskyj A, Mustard CA, Simons FER. Development of a drug treatment-based severity measure in childhood asthma. J Asthma 2002;39(5):421-428.(View)
• Shapiro E. Manitoba Health Care Studies and their Policy Implications (Report #91-04-01). Winnipeg, MB: Manitoba Centre for Health Policy and Evaluation, 1991. [Report] (View)