Primary article with items and scoring on p. 4
Note that the original publication included a typo. Item 13 should NOT be reverse coded. This has been corrected in all versions and syntax posted on this website.
Evidence of Reliability and Validity
Hoerger et al. (2011): Primary article demonstrating internal consistency reliability, test-retest relaibility, factor structure, construct validity, and criterion validity in explaining outcomes related to health and well-being in a large worldwide sample (n = 10,741) of adults ages 18-90.
Groppe & Elsner (2014): Parent reports of children's delay of gratification for food are associated with better performance on executive functioning tasks and lower parental reports of emotional eating
The DGI has been used in many ongoing and recently completed studies, including observational and intervention research, with student samples, community samples, older adults, patients with cancer, and patients with mental health diagnoses
The DGI has been translated to simple Chinese, Spanish, Icelandic, and Turkish by independent labs, which will be posted here eventually