The analysis of the degree of 10–13-year-old children’s nutrition, dietary habits and physical activity in the selected rural and urban areas of Silesian Province (Poland)

Egyptian Pediatric Association Gazette

Table 15 The participation in free additional extracurricular physical activities depending on BMI level (underweight, normal weight, overweight, obesity) divided by age and sex

		The participation in free additional extracurricular physical activities
		Yes		No		χ²	p	V_C	p
		n	%	n	%	χ²	p	V_C	p
Girls
10 years old	Underweight	7	50.0	7	50.0	2.34	0.505	0.16	0.505
	Normal weight	25	38.4	40	61.6
	Overweight	4	25.0	12	75.0
	Obesity	5	16.7	25	83.3
11 years old	Underweight	7	58.33	5	41.67	4.21	0.240	0.23	0.240
	Normal weight	10	38.46	16	61.54
	Overweight	3	18.75	13	81.25
	Obesity	0	0.0	21	100.0
12 years old	Underweight	11	50.0	11	50.0	3.65	0.302	0.23	0.302
	Normal weight	5	21.74	18	78.26
	Overweight	7	50.0	7	50.0
	Obesity	8	47.06	9	52.94
13 years old	Underweight	6	50.0	6	50.0	1.53	0.676	0.22	0.676
	Normal weight	2	18.19	9	81.81
	Overweight	1	20.0	4	80.0
	Obesity	2	25.0	6	75.0
Boys
10 years old	Underweight	7	58.33	5	41.67	5.02	0.170	0.22	0.170
	Normal weight	18	27.69	47	72.31
	Overweight	2	12.5	14	87.5
	Obesity	7	23.33	23	76.67
11 years old	Underweight	0	0.00	11	100.0	6.18	0.103	0.34	0.103
	Normal weight	3	15.0	17	85.0
	Overweight	7	50.0	7	50.0
	Obesity	0	0.0	20	100.0
12 years old	Underweight	0	0.0	20	100.0	1.63	0.653	0.15	0.653
	Normal weight	4	20.0	16	80.0
	Overweight	1	8.33	11	91.67
	Obesity	0	0.0	20	100.0
13 years old	Underweight	10	100.0	0	0.0	0.36	0.301	0.33	0.301
	Normal weight	3	30.0	7	70.0
	Overweight	0	0.0	5	100.0
	Obesity	0	0.0	10	100.0