Vascular Quality of Life Questionnaire – Vascu-QoL
A 25-item self-report questionnaire assessing health-related quality of life in patients with peripheral arterial disease across physical, emotional, and social domains.
Scale Development & Technical Details
Scale Overview
The Vascular Quality of Life Questionnaire – Vascu-QoL was developed by Morgan MB, et al. (2001). It is designed to measure Health-related quality of life in patients with vascular disease. The scale is intended for use with Adults and elderly with peripheral arterial disease.
Scale Structure
This instrument consists of 25 items organized into 5 factors/subscales: Pain, Symptoms, Activities, Emotional, Social.
| Factor / Subscale | Items | N |
|---|---|---|
| Pain | 1,2,3,4,5 | 5 |
| Symptoms | 6,7,8,9 | 4 |
| Activities | 10,11,12,13,14,15,16,17 | 8 |
| Emotional | 18,19,20,21,22,23 | 6 |
| Social | 24,25 | 2 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 1 = All of the time / Very severely limited, 2 = Most of the time / Severely limited, 3 = A good bit of the time / Moderately limited, 4 = Some of the time / Slightly limited, 5 = A little of the time / Very slightly limited, 6 = Hardly any of the time / Hardly limited at all, 7 = None of the time / Not limited at all.
Scoring
Items are scored by subscale, with each subscale sum representing a distinct dimension.
Total scores range from 25 to 175. Interpretation guidelines:
- Severe impairment: 25 – 75
- Moderate impairment: 76 – 125
- Mild to no impairment: 126 – 175
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Cronbach's alpha > 0.80.
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.