Scale Overview
The Ego-Undercontrol Scale – EU was developed by Jack Block, David C. Funder, Tera D. Letzring (2005). It is designed to measure Ego-Undercontrol. The scale is intended for use with Adults.
Scale Structure
This instrument consists of 37 items.
Response Format
Respondents rate each item using a 4-point Likert scale (1 = Strongly Disagree to 4 = Strongly Agree).
The scale includes 15 reverse-scored items to reduce acquiescence bias.
Scoring
Items are summed to produce a total score.
Total scores range from 37 to 148. Interpretation guidelines:
- Low Ego-Undercontrol (High Ego-Control / Overcontrolled): 37 – 74
- Moderate Ego-Undercontrol: 75 – 110
- High Ego-Undercontrol (Undercontrolled): 111 – 148
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Not specified in the source text.
Administration
The scale is self-administered and typically takes approximately 8 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.