Collective validity and divisional validity of the SF-36 questionnaire.

PF, physical function; RP, role-physical; BP, bodily pain; GH, general health; VT, vitality; SF, social function; RE, role-emotional ; MH, mental health.a: Items per scale. b: Number of correlations between items and hypothesised scale corrected for overlap >0.40/total number of collective validity tests. c: Number of correlations significantly higher/total number of divisional validity tests.*For collective validity, success means correlations between items and hypothesized scale corrected for overlap >0.40, and for divisional validity success means items in a dimension were more highly correlated with their hypothesized dimension than with other dimensions