About the Measure
| Domains | Mental health and wellbeing, Perceptions of Self |
| Key stages | Key Stage 3, Key Stage 4, Key Stage 5 |
| Subscales | Impulse control; Emotional tone; Body image; Social relationships; Morals; Sexual attitudes; Family relationships; Mastery of the external world; Vocational and educational goals; Emotional health; Superior adjustment; Idealism |
| Description | It is a questionnaire designed to assess the personality traits of a person, that can be used to select a group of adolescent who are characterised by a particular range of personality features. |
| Example | I am proud of my body |
| Link | https://books.google.co.uk/books?id=QCXaAAAAMAAJ&q=the+adolescent:+A+psychological+self-portrait&dq=the+adolescent:+A+psychological+self-portrait&hl=en&sa=X&redir_esc=y |
| Psychometry | |
| Implementation |
Implementation details
| No. of items | 130 |
| Format | Likert |
| Respondent | Self |
| Scoring | Standardised |
| Time | 0 |
| Age | 13-19 |
| Cost single purchase | $7.89 |
| Cost per child | - |
Psychometric details
| UK norms | No |
| Cronbach's α | .65-.89 |
| Test retest | 3 weeks, r= [.41,.84] |
| Inter-rater reliability | Not reported |
| EFA | 5-factor oblique |
| CFA | Single-factor Higher-order 5 lower-order factors model Chi-square(32)= 64.78 CFI= .98 RMSEA = .07 SRMR= 0.03 |
| Criterion validity | Not reported |
| Construct validity | r= [-.68,-.38] with depression; r= [-.05,.36] with ego development |
| Concurrent validity | Not reported |
| Predictive validity | Not reported |
| Responsiveness | Not reported |
| Floor/Ceiling | Not reported |
| References | Eila Laukkanen, Pirjo Halonen, Anne. (2000). Construct validity of the Offer Self-Image Questionnaire in Finnish 13-year-old adolescents: Differences in the self-images of boys and girls. Nordic Journal of Psychiatry, 54(6), 431–435. doi:10.1080/080394800750061423 Lindfors, K., Elovainio, M., Sinkkonen, J., Aalberg, V., & Vuorinen, R. (2005). Construct validity of the Offer Self-Image Questionnaire and its relationship with self-esteem, depression, and ego development. Journal of Youth and Adolescence, 34(4), 389–400. doi:10.1007/s10964-005-5769-y |