Table 2. Clinical characteristics of 3 groups classified as normal weight and overweight including obesity (n=843).
| Variable | E4M | E4F | M1M | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Normal | OW/OB | P-value | Normal | OW/OB | P-value | Normal | OW/OB | P-value | |
| No. of patients | 128 (66.3) | 65 (33.7) | 135 (71.4) | 54 (28.6) | 332 (72.0) | 129 (28.0) | |||
| Height (cm) | 136.2±5.5 | 141.4±6.3 | <0.01 | 136.8±6.3 | 141.9±5.6 | <0.01 | 157.9±8.1 | 161.0±7.4 | <0.01 |
| Weight (kg) | 32.0±4.8 | 48.5±8.6 | <0.01 | 32.1±4.7 | 46.1±6.8 | <0.01 | 48.3±8.4 | 69.9±10.3 | <0.01 |
| BMI (kg/m2) | 17.1±1.8 | 24.0±2.6 | <0.01 | 17.1±1.6 | 22.9±2.8 | <0.01 | 19.2±2.2 | 26.8±2.8 | <0.01 |
| Body fat (%) | 9.0±4.8 | 22.8±4.3 | <0.01 | 18.5±4.3 | 29.2±3.7 | <0.01 | 11.8±5.7 | 27.4±3.8 | <0.01 |
| WC (cm) | 59.3±5.3 | 77.4±8.3 | <0.01 | 58.1±4.9 | 72.4±6.8 | <0.01 | 67.0±6.9 | 87.9±8.6 | <0.01 |
| WHtR | 0.4±0.0 | 0.5±0.1 | <0.01 | 0.4±0.0 | 0.5±0.1 | <0.01 | 0.4±0.0 | 0.5±0.1 | <0.01 |
| SBP (mmHg) | 109.0±9.8 | 121.2±11.5 | <0.01 | 109.0±10.3 | 122.6±10.6 | <0.01 | 113.0±10.8 | 123.7±16.9 | <0.01 |
| DBP (mmHg) | 69.4±6.9 | 77.3±9.4 | <0.01 | 70.1±9.0 | 79.5±9.3 | <0.01 | 69.7±7.9 | 72.7±11.0 | <0.01 |
Values are presented as number (%) or mean±standard deviation.
E4M, elementary school 4th grade male students; E4F, elementary school 4th grade female students; M1M, male-middle school 1st grade students; OW/OB, overweight and obesity; BMI, body mass index; WC, waist circumference; WHtR, waist to height ratio; SBP, systolic blood pressure; DBP, diastolic blood pressure; CRF, cardiorespiratory fitness; NS, not significant.