David K.B. Nias

Ageing and the relation of aggression, altruism and assertiveness scales to the Eysenck personality questionnaire

Relationships among age, aggressive, assertive and altruistic tendencies are reported with the dimensions of the Eysenck Personality Questionnaire for 573 pairs of adult twins. Aggressiveness is positively related to psychoticism, both of which are negatively related to indices of prosocial behavior, including the lie scale. Assertiveness and most measures of altruism are linked to extraversion, while empathy is linked to neuroticism. Prosocial tendencies increase with age whereas antisocial and extraverted tendencies decrease.

A comparison of self-report and relative ratings of personality

Abstract As part of a prospective study of recovery from glandular fever, over 200 primary care patients were asked to complete the Eysenck Personality Questionnaire (EPQ) and Bortners Type A scale. Ratings of their personality were also obtained from their nearest relative (usually the opposite sex parent) who was asked to complete the questionnaires as though they were the subject. These observers scored the EPQ lie scale significantly higher than did the subjects (P