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Standardization of classification and coding make comparing studies much easier. The World Health Organization has an international standard for coding which covers body functions, body structures, activities & participation, and environmental factors.
Need a stats review? This free online course is the equivalent of a stats course, with an automated StatTutor program for online practice and review. You can review the whole course or individual sections without registering, though your work will not be saved. Also see Introductory Statistics from OpenStax, open (free) textbooks.
The importance of getting permission to use an instrument.
Hays RD, Weech-Maldonado R, Teresi JA, Wallace SP, Stewart AL. Commentary: Copyright Restrictions Versus Open Access to Survey Instruments. Med Care. 2018 Feb;56(2):107-110. doi: 10.1097/MLR.0000000000000857. PubMed PMID: 29256974; PubMed Central PMCID: PMC5766425
Research Handbooks and Guides
Book about Nursing Research, such as handbooks and guides, are available at the RT81.5 call number range in the library (in print and online) and under the Subject Heading "Nursing Research -- Methodology". A few selected resources are below:
The book gives particular attention to measurement issues resulting from changes in nursing, health research, and the increased emphasis on and undertaking of interprofessional research and evaluation. Presenting the material in step-by-step format, the book is designed for readers with little or no experience in measurement, statistics, or interprofessional issues. It focuses on increasing the reader's ability to use measures that are operationalized within the context of theories and conceptual frameworks, derived from sound measurement principles and practices and adequately tested for reliability and validity