EPOCH Measure of Adolescent Well-Being (EPOCH)

General Information on the Measure
Purpose of the measure

The EPOCH Measure of Adolescent Well-Being (EPOCH) measures characteristics that might foster well-being and physical health in adulthood.

Main constructs measured

Intrapersonal competencies; Interpersonal competencies

Applicable grade levels

Ages 10-18

Publication year for the most recent version


Year originally developed


Related measures
Measure Administration


Method of administration

Paper/Pencil, Digital

Number of items


Item format

Five-point Likert-type scale

Administration time

No information is available in the references reviewed.

Available languages


Fee for use Free and publicly available
Credentials required for administration


Overall score reporting

No overall scores are reported.

Subscore reporting

There are five subscores:

  • Engagement
  • Perseverance
  • Optimism
  • Connectedness
  • Happiness
Scoring procedures

The measure is self-scored.

Interpretive information

No information is available in the references reviewed.

Evidence of Technical Quality
Populations for which technical quality evidence has been collected

Evidence is based on ten samples of adolescents from the United States and Australia (N=4,480).

Reliability evidence

Internal consistency estimates (alpha) range from 0.74 to 0.92 (Kern et al., 2016). Test-retest reliabilities (three-week, four-month, and two-year, nine-month intervals) range from 0.23 to 0.71 (Kern et al., 2016).

Validity evidence
Evidence based on content
Items compiled from existing questionnaires and measures (Kern et al, 2016).
Evidence based on response processes
No information is available in the references reviewed.
Evidence based on internal structure
Confirmatory factor analysis was used to establish scale unidimensionality.
Evidence based on relations with other variables
Scale scores had significant relationships in the anticipated direction with measures of grit, cooperation, GPA, and self-rated academic performance (Kern et al., 2016).
Locating the Measure
Obtaining a copy of the measure peggykern.org

Kern, M. L., Benson, L., Steinberg, E. A., & Steinberg, L. "The EPOCH Measure of Adolescent Well-Being," Psychological Assessment, Vol. 28, No. 5, 2016, pp. 586–597.


Measure summary updated October 3, 2018.