Experiences in Close Relationships Scale – ECR
Measures individual differences in adult romantic attachment style along the dimensions of attachment anxiety and attachment avoidance.
Scale Development & Technical Details
Scale Overview
The Experiences in Close Relationships Scale – ECR was developed by Kelly A. Brennan, Catherine L. Clark, & Phillip R. Shaver (1998). It is designed to measure Adult Romantic Attachment. The scale is intended for use with Adults.
Scale Structure
This instrument consists of 36 items organized into 2 factors/subscales: Attachment Avoidance, Attachment Anxiety.
| Factor / Subscale | Items | N |
|---|---|---|
| Attachment Avoidance | 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35 | 18 |
| Attachment Anxiety | 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36 | 18 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 1 = Strongly Disagree, 2 = Disagree, 3 = Slightly Disagree, 4 = Neutral, 5 = Slightly Agree, 6 = Agree, 7 = Strongly Agree.
The scale includes 10 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 18 to 126. Interpretation guidelines:
- Low Attachment Dimension Score: 18 – 54
- Moderate Attachment Dimension Score: 55 – 90
- High Attachment Dimension Score: 91 – 126
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Typically high, with Cronbach's alphas around .90 to .94 for both subscales..
Administration
The scale is self-administered and typically takes approximately 10 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.