Characteristics
Domains assessed:
Numeracy
Specific context:
Health Promotion
Validation sample population age:
Adults: 18 to 64 years
Modes of administration in validation study:
Paper and pencil, Face-to-face
Psychometrics
Number of items:
20
Sample size in validation study:
1000
Language of validated version:
English
Main article reference
Schapira, M.M., Walker, C.M., Cappaert, K.J., Ganschow, P.S., Fletcher, K.E., McGinley, E.L., Del Pozo, S., Schauer, C., Tarima, S., & Jacobs, E.A. (2012). The numeracy understanding in medicine instrument: a measure of health numeracy developed using item response theory. Med Decis Making, 32(6):851-65.
Corresponding author
Marilyn Schapira
Description
Examines ability to communicate, and participate in one's health and medical decisions
Year Measure first Published: 2012
About This Measure
Categorical scoring:
No
Scoring categories:
Sum score
About the Validation of this Measure
Country where validated:
United States of America
Content validity:
Expert panel included in development process (bilingual clinicians, expertise in patient-physician communication, health print and numeracy, adult education, cross-cultural survey research). Items were cognitively tested.
Reliability (Cronbach Alpha):
0.86
