definition
| - Instrument (CDISC Clinical Research Glossary, v. 8.0): “A means to capture data (e.g., questionnaire, diary) plus all the information and documentation that support its use. NOTE: Generally, instruments include clearly defined methods and instructions for administration or responding, a standard format for data collection, and well-documented methods for scoring, analysis, and interpretation of results.”
"Testing procedures are normally designed to be administered under carefully controlled or standardised conditions that embody systematic scoring protocols" (Source: ITC International Guidelines for Test se, http://www.intestcom.org/Guidelines).
ASSESS ENT INSTRUMENTS are divided among PSYCHOLOGICAL INSTRUMENTS, BEHAVIOURAL INSTRUMENTS, and NEUROCLINICAL INSTRUMENTS according to the kind of entity (a function or a behaviour) they explore.
ASSESSMENT INSTRUMENTS are divided among QUESTIONNAIRES and TEST-INSTRUMENTS according to their mode of administration and whether they involve sets of questions, or require the performance of tasks or operations.
ASSESSMENT INSTRUMENTS are divided among MONO-DOMAIN INSTRUMENTS and MULTI-DOMAINS INSTRUMENTS according to the number of DOMAINS they explore.
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