Regular Extra Curricular Sports Practice Does Not Prevent Moderate Or Severe Variations in Self-Esteem Or Trait Anxiety in Early Adolescents

Table 3. Incidence density of variation in self-esteem and trait anxiety between Nov 01 and May 04 among extra curricular sports practice group. Comparison by gender.

		Girls	Boys	Chi² values
Incidence density of	Moderate: < mean – 1 SD	91.1	138.2	0.31
decrease in self-esteem	Severe: < mean – 2 SD	10.1	24.5	7.20***
Incidence density of	Moderate: > mean + 1 SD	130.0	184.7	0.62
increase in trait anxiety	Severe: > mean + 2 SD	15.4	17.3	0.09

*** p < 0.001. SD = standard deviation.