Scale Overview
The OECD Long-Term Disability Questionnaire was developed by J.R. McWhinnie (1981). It is designed to measure Long-term disability and functional limitations. The scale is intended for use with General adult population.
Scale Structure
This instrument consists of 16 items organized into 3 factors/subscales: Sensory Functioning, Mobility and Physical Functioning, Activities of Daily Living.
| Factor / Subscale |
Items |
N |
| Sensory Functioning |
1,2,3,4,5 |
5 |
| Mobility and Physical Functioning |
6,7,8,9,14 |
5 |
| Activities of Daily Living |
10,11,12,13,15,16 |
6 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 0 = Yes, without difficulty, 1 = Yes, with minor difficulty, 2 = Yes, with major difficulty, 3 = No, not able to.
Scoring
Items are summed to produce a total score.
Total scores range from 0 to 48. Interpretation guidelines:
- No disability: 0 – 0
- Mild disability: 1 – 16
- Moderate disability: 17 – 32
- Severe disability: 33 – 48
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.