Study Tyssen et al. (2009): study NO 1993

Public

Physicians followed 9 years after graduating, Norway, 1993-2002

Survey name

Unnamed study

Sample

Respondents

N = 631

Non Response

Resp. 17% , 38% at 1 year, 33% at 4 years, 38 % at 9 years.

Assessment

Questionnaire: Paper & Pencil Interview (PAPI)
Sent after graduating, one year after, 4 years after and 9 years after.

Correlate

Authors's Label

Extraversion trait

Our Classification

Distribution

Possible range range from 0 (low) to 9 (high).

Operationalization

Basic Character Inventory (BCI). The intensity dimension from the BCI is based on 9 dichotomous questions(agree/disagree), which is basically a measure of extraversion/introversion, to which author refers as extraversion.
Total scores range from 0 (low) to 9 (high).

Observed Relation with Happiness