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Table 1 Descriptive analysis of data derived from excess fat, sedentary lifestyle, physical activity and biochemical markers

From: Prevalence of excessive body fat among adolescents of a south Brazilian metropolitan region and State capital, associated risk factors, and consequences

Variable

Boys

Girls

All

N

472

203

675

Age (years)

14.7 ± 1.8

14.5 ± 2.0

14.7 ± 1.8

Weight (kg)

59.9 ± 13.5

55.9 ± 11.5

58.7 ± 13.1

Height (m)

1.67 ± 0.1

1.59 ± 0.1

1.65 ± 0.1

BMI (kg/m2)

21.3 ± 4.3

22,3 ± 4.06

21.6 ± 4.2

WC (cm)

70.9 ± 8.6

68.8 ± 7.9

70.3 ± 8.4

Fat Mass (%)

20.9 ± 5.9

33.0 ± 5.4

24.5 ± 8.0

Bone Mineral Density (g/cm2)

1.064 ± 0.137

0.995 ± 0.112

1.04 ± 0.133

%BF Classification

 Normal

386 (81.8%)

16 (7.9%)

402 (59.6%)

 High

86 (18.2%)

187 (92.1%)

273 (40.4%)

BMI Classification

 Normal Weight

330 (69.9%)

121 (59.6%)

451 (66.8%)

 Overweight/Obesity

142 (30.1%)

82 (40.4%)

224 (33.2%)

Biochemical Classification

 Cholesterol Normal

224 (47.5%)

50 (24.6%)

274 (40.6%)

 Cholesterol Limit (150–169 mg/dl)

118 (25.0%)

61 (30.0%)

179 (26.5%)

 Cholesterol High (≥170 mg/dl)

105 (22.2%)

86 (42.3%)

191 (28.3%)

 Cholesterol (unrealized)

25 (5.3%)

6 (3.0%)

31 (4.6%)

 Blood Glucose Normal

445 (94.3%)

192 (94.6%)

637 (94.4%)

 Blood Glucose High (≥140 mg/dl)

4 (0.8%)

1 (0.5%)

5 (0.7%)

 Blood Glucose (unrealized)

23 (4.9%)

10 (4.9%)

33 (4.9%)

 Triglycerides Normal

395 (83.7%)

163 (80.3%)

558 (82.7%)

 Triglycerides High (≥150 mg/dl)

50 (10.6%)

34 (16.7%)

84 (12.4%)

 Triglycerides (unrealized)

27 (5.7%)

6 (3.0%)

33 (4.9%)

Physical activity level

 Time (hours/day)

2.2 ± 2.0

1.7 ± 2.1

2.0 ± 2.0

 Active

313 (66.3%)

106 (52.2%)

419 (62.1%)

 Inactive

159 (33.7%)

97(47.8%)

256 (37.9%)

Sedentary lifestyle

 Time in week (hours/day)a

4.3 ± 3.5

4.6 ± 3.4

4.4 ± 3.4

 Time in weekend (hours/day)a

6.5 ± 5.9

5.9 ± 4.6

6.2 ± 5.3

 % of sedentary

355 (75.2%)

161 (79.3%)

545 (80.8%)

Socioeconomic profile

 High

21 (4.4%)

8 (3.9%)

29 (4.3%)

 Medium

170 (36.0%)

78 (38.4%)

248 (36.7%)

 Low

194 (41.1%)

50 (24.6%)

244 (36.1%)

 Not answered

87 (18.5%)

67 (33.1%)

154 (22.9%)

Active transportation

 Yes

154 (32.6%)

64 (31.6%)

218 (32.3%)

 No

174 (36.8%)

115 (56.6%)

289 (42.8%)

 Not answered

144 (30.6%)

24 (11.8%)

168 (24.9%)

  1. Where: waist circumference (WC); body mass index (BMI); body fat percentage (%BF); physical activity (PA); time spent with sedentary habits (a);