Scale Overview
The Caregiver Quality of Life Index-Cancer – CQOLC was developed by M. A. Weitzner, P. B. Jacobsen, H. Wagner Jr., J. Friedland, C. Cox (1999). It is designed to measure Caregiver Quality of Life. The scale is intended for use with Family caregivers of cancer patients.
Scale Structure
This instrument consists of 35 items organized into 4 factors/subscales: Burden, Disruptiveness, Financial Worry, Positive Adaptation.
| Factor / Subscale |
Items |
N |
| Burden |
9,11,14,15,17,18,19,21,25,26,31 |
11 |
| Disruptiveness |
1,2,3,4,5,20,24 |
7 |
| Financial Worry |
6,7,8 |
3 |
| Positive Adaptation |
10,12,13,16,22,23,27,28,29,30,32,33,34,35 |
14 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 0 = Not at all, 1 = A little, 2 = Moderately, 3 = Quite a bit, 4 = Very much.
The scale includes 19 reverse-scored items to reduce acquiescence bias.
Scoring
Items are summed to produce a total score.
Total scores range from 0 to 140. Interpretation guidelines:
- Very Low Quality of Life: 0 – 35
- Low Quality of Life: 36 – 70
- Moderate Quality of Life: 71 – 105
- High Quality of Life: 106 – 140
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Acceptable internal consistency and test-retest reliability.
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.