Ryff Scales of Psychological Well-Being – 42-Item Version (SPWB-42)
Measures multiple dimensions of psychological well-being, including autonomy, environmental mastery, personal growth, positive relations, purpose in life, and self-acceptance.
Scale Development & Technical Details
Scale Overview
The Ryff Scales of Psychological Well-Being – 42-Item Version (SPWB-42) was developed by Carol D. Ryff (1989). It is designed to measure Psychological Well-Being. The scale is intended for use with Adults.
Scale Structure
This instrument consists of 42 items organized into 6 factors/subscales: Autonomy, Environmental Mastery, Personal Growth, Positive Relations, Purpose in Life, Self-Acceptance.
| Factor / Subscale | Items | N |
|---|---|---|
| Autonomy | 1,7,13,19,25,31,37 | 7 |
| Environmental Mastery | 2,8,14,20,26,32,38 | 7 |
| Personal Growth | 3,9,15,21,27,33,39 | 7 |
| Positive Relations | 4,10,16,22,28,34,40 | 7 |
| Purpose in Life | 5,11,17,23,29,35,41 | 7 |
| Self-Acceptance | 6,12,18,24,30,36,42 | 7 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 1 = Strongly Disagree, 2 = Moderately Disagree, 3 = Slightly Disagree, 4 = Slightly Agree, 5 = Moderately Agree, 6 = Strongly Agree.
The scale includes 21 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 42 to 252. Interpretation guidelines:
- Low Psychological Well-Being: 42 – 126
- Moderate Psychological Well-Being: 127 – 168
- High Psychological Well-Being: 169 – 252
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Cronbach's alpha ranges from 0.86 to 0.93 across 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.