Table 1: Baseline clinical and biochemical characteristics of obese adolescents according to gender.

 

Variable

Female (n = 24)

Male (n = 14)

p

Age (years)

13.2 0.7

12.8 0.7

0.16

BMI (kg/m2)

32.0 3.7

29.6 3.3

0.04

% Bodyfat

40.9 2.7

32.7 6.7

0.006

Glucose* (mg/dL)

90.6 8.8

97.7 9.0

0.001

Insulin$ (mU/mL)

6.2 (3.1-9.4)

4.9 (1.7-8.2)

0.04

HOMA-IR

1.3 (0.7-2.0)

1.1 (0.4-1.9)

0.11

Leptin (ng/mL)

24.3 (17.4-32.3)

19.9 (15.2-22.1)

0.08

Adiponectin (ng/mL)

12.7 (4.9-22.7)

6.3 (2.5-12.9)

0.16

FVC (liters)

3.576 0.6

3.650 0.8

0.08

FVC (% predicted)

114.8 19.5

111.0 12.5

0.4

FEV1 (liters)

3.029 0.5

2.955 0.6

0.17

FEV1 (% predicted)

153.4 22.3

105.6 14.6

0.17

FEV1/FVC%

84.7 5.2

82.1 6.1

0.48

PEF (liters)

6.587 1.37

6.605 1.5

0.43

PEF (% predicted)

107.0 22.0

104.0 19.6

0.11

SBP (mmHg)

127.5 8.5

125.3 7.7

0.44

DBP (mmHg)

86.6 7.3

82.1 5.0

0.04

VO2max (mL/kg/min)

16.3 3.7

19.3 3.5

0.01

HR (bpm)

91.4 16.0

97.8 9.6

0.26

SDNN (ms)

83.5 (67.9-99.1)

65.7 (51.9-79.6)

0.07

LF/HF

3.6 (3.0-4.3)

5.0 (3.8-6.3)

0.15

 

Variables are shown as mean SD or mean (95% CI).

p: difference between genders.

*Glucose conversion factor to SI 0.05551; $Conversion factor to SI 7.175.

HOMA-IR: homeostatic model assessment-insulin resistance index.

FVC: forced vital capacity

FEV1: forced expiratory volume at 1 second

FEV1/FVC: forced expiratory volume at 1 second/forced vital capacity

PEF: peak expiratory flow

SBP: systolic blood pressure

DBP: diastolic blood pressure

VO2max: maximal oxygen intake

SDNN: standard deviation of all the normal R_R intervals

LF/HF: low-frequency/high-frequency index.