Scale Overview
The Measure of Psychological Adjustment to Diabetes – ATT19 was developed by Welch, G., Dunn, S. M., & Beeney, L. J. (1994). It is designed to measure Psychological adjustment to diabetes. The scale is intended for use with Adults with diabetes.
Scale Structure
This instrument consists of 19 items organized into 6 factors/subscales: Diabetes Stress, Coping, Guilt, Alienation/Cooperation, Illness Conviction, Ambiguity Tolerance.
| Factor / Subscale |
Items |
N |
| Diabetes Stress |
3,4,5,8,19 |
5 |
| Coping |
11,15,18 |
3 |
| Guilt |
6,16 |
2 |
| Alienation/Cooperation |
2,9,12,17 |
4 |
| Illness Conviction |
1,7,10,13 |
4 |
| Ambiguity Tolerance |
14 |
1 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 1 = Disagree completely, 2 = Disagree, 3 = Neutral / Undecided, 4 = Agree, 5 = Agree completely.
The scale includes 16 reverse-scored items to reduce acquiescence bias.
Scoring
Items are scored by subscale, with each subscale sum representing a distinct dimension.
Total scores range from 19 to 95. Interpretation guidelines:
- Poor Adjustment: 19 – 44
- Moderate Adjustment: 45 – 69
- Good Adjustment: 70 – 95
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Alpha values typically range from 0.70 to 0.85 for subscales.
Administration
The scale is self-administered and typically takes approximately 5 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.