Shortened Subjective Numeracy Scale
Measure not available
Characteristics
Domains assessed:
Numeracy
Specific context:
General
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:
3
Sample size in validation study:
2053
Language of validated version:
English
Main article reference
McNaughton, C., Cavanaugh, K., Kripalani, S., Rothman, R., Wallston, K. (2015). Validation of a Short, 3-Item Version of the Subjective Numeracy Scale, Medical Decision Making, 35(8):932-936.
Corresponding author
Candace McNaughton
Description
A quick assessment to measure numeracy skills in adults using self-reporting questions
Year Measure first Published: 2015
About This Measure
Categorical scoring:
No
About the Validation of this Measure
Country where validated:
United States of America
Content validity:
Developed from the SNS-8 after it was administered to over 1400 patients in 6 studies. SNS-3 asks 3 numeracy questions.
Reliability (Cronbach Alpha):
0.78
Reliability notes:
ranged from 0.67 to 0.86; median α = 0.78
