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Table 3 Correlations of the CPCS subscales with other variables and the comparison of the scores by gender and chronic diseases (N = 755)

From: Children’s Perceived Competence Scale: reevaluation in a population of Japanese elementary and junior high school students

  CPCS subscales
Cognitive Social Physical
CPCS
 General self-worth (r) .62*** .63*** .52***
Kid-KINDLR/Kiddo-KINDLR
 Physical health (r) .26*** .29*** .23***
 Emotional well-being (r) .28*** .58*** .26***
 Self-esteem (r) .55*** .56*** .46***
 Family (r) .29*** .35*** .17***
 Friends (r) .30*** .61*** .32***
School life (r) .60*** .34*** .27***
 RSES (N = 305) (r) .51*** .62*** .44***
 Grade (r) − .30*** .00 − .23***
 Physical performance test (r) − .10 *** − .09*** .39***
Gender
 Boys (n = 385) (Mean (SE)) 22.9 (.2) 21.9 (.2) 25.3 (.2)
 Girls (n = 370) (Mean (SE)) 22.6 (.2) 22.9 (.2) 23.2 (.3)
 t test − 1.0 NS − .6 NS 6.2**
Chronic disease
 None (n = 619) (Mean (SE)) 22.7 (.2) 22.0 (.1) 24.3 (1.9)
 Present (n = 136) (Mean (SE)) 23.3 (.4) 21.6 (.3) 23.9 (.4)
 t test − 1.4 NS 1.2 NS .9 NS
  1. P < .05; ** P < .01; *** P < .001; () indicates standard error