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Table 2 Between-group differences from T0 to T1 by age

From: Longitudinal analysis of resting energy expenditure and body mass composition in physically active children and adolescents

Variables

T0

T1

p

Average

SD

Min.

Max

Q1

Q2 (Me)

Q3

Average

SD

Min.

Max

Q1

Q2 (Me)

Q3

Total (N = 80)

REE [kcal]

1596.94

273.01

1187.00

2639.00

1415.00

1549.00

1734.25

1625.38

253.26

1129.00

2682.00

1453.50

1597.00

1745.00

0.1520

Body height [cm]

153.70

13.19

127.00

184.00

143.00

154.00

163.00

155.50

12.56

129.00

186.00

145.25

155.50

164.75

< 0.0001*

Body weight [kg]

44.15

11.69

24.60

79.70

34.70

43.60

52.30

46.15

11.96

25.30

82.70

36.50

45.80

54.63

< 0.0001*

BMI [kg/m2]

18.31

2.42

13.60

24.90

16.70

18.00

19.45

18.73

2.44

14.50

25.50

16.93

18.35

20.15

< 0.0001*

FM [%]

19.80

4.72

12.90

34.50

16.55

19.10

22.78

20.22

4.54

13.50

33.90

16.83

19.30

22.45

0.0597

FFM [kg]

35.24

9.07

19.60

61.20

28.70

34.40

39.90

36.64

9.14

20.30

63.50

30.20

36.10

41.15

< 0.0001*

TBW [kg]

25.80

6.64

14.30

44.80

21.00

25.20

29.20

26.82

6.69

14.90

46.50

22.10

26.45

30.15

< 0.0001*

HC [cm]

78.49

9.04

64.00

97.00

71.00

78.00

85.00

81.16

9.28

66.00

108.00

74.00

79.00

89.00

< 0.0001*

WC [cm]

61.45

7.56

21.00

74.00

57.00

61.00

66.00

62.87

9.24

6.00

84.00

59.00

62.00

67.00

0.1520

SBP [mmHg]

108.03

13.13

85.00

141.00

99.00

106.50

114.00

109.90

11.92

87.00

146.00

101.00

110.00

118.00

0.1597

DBP [mmHg]

62.66

6.84

47.00

78.00

57.00

62.00

68.75

63.30

7.04

50.00

82.00

58.00

64.00

67.00

0.4540

AGE = 9–12 years (N = 50)

REE [kcal]

1518.86

193.22

1187.00

2054.00

1363.75

1500.50

1629.75

1536.56

187.84

1129.00

2083.00

1407.50

1536.50

1625.75

0.4117

Body height [cm]

145.84

8.48

127.00

169.00

139.00

145.00

153.25

148.22

8.57

129.00

170.00

141.75

146.00

155.00

< 0.0001*

Body weight [kg]

37.51

7.60

24.60

56.90

31.48

36.00

41.60

39.31

7.86

25.30

59.50

32.83

37.75

45.30

< 0.0001*

BMI [kg/m2]

17.43

2.22

13.60

23.80

15.98

17.00

18.70

17.73

2.11

14.50

23.70

16.33

17.35

18.93

< 0.0001*

FM [%]

19.26

3.85

13.60

33.40

16.78

18.55

20.53

19.31

3.46

13.50

32.70

16.90

18.90

20.85

0.7693

FFM [kg]

30.12

5.25

19.60

42.30

25.68

29.65

33.95

31.58

5.57

20.30

45.10

26.53

31.40

35.68

< 0.0001*

TBW [kg]

22.05

3.85

14.30

31.00

18.78

21.70

24.85

23.12

4.07

14.90

33.00

19.45

23.00

26.15

< 0.0001*

HC [cm]

73.18

5.89

64.00

86.00

69.75

72.00

78.00

75.98

6.36

66.00

94.00

71.75

75.00

79.00

< 0.0001*

WC [cm]

58.22

7.44

21.00

73.00

55.00

58.00

61.25

60.12

9.75

6.00

81.00

57.00

59.00

63.25

0.2132

SBP [mmHg]

105.62

12.34

85.00

141.00

95.75

104.00

114.00

105.56

10.90

87.00

132.00

98.00

104.00

111.50

0.9661

DBP [mmHg]

60.46

6.49

47.00

74.00

56.00

59.00

65.00

61.46

6.63

50.00

80.00

56.00

61.50

66.00

0.4001

AGE = 13–17 years (N = 30)

REE [kcal]

1727.07

334.56

1219.00

2639.00

1540.25

1673.00

1870.25

1773.40

280.78

1270.00

2682.00

1623.50

1713.50

1885.00

0.2417

Body height [cm]

166.80

8.28

152.00

184.00

161.00

164.50

173.00

167.63

7.88

154.00

186.00

162.00

165.50

172.25

0.1485

Body weight [kg]

55.22

8.47

42.70

79.70

49.40

53.45

59.38

57.56

8.38

45.20

82.70

51.33

55.75

62.28

< 0.0001*

BMI [kg/m2]

19.78

2.03

17.00

24.90

18.70

19.15

20.70

20.41

2.02

17.40

25.50

18.70

20.10

21.50

< 0.0001*

FM [%]

20.70

5.86

12.90

34.50

14.88

21.45

24.48

21.72

5.67

13.90

33.90

15.78

22.30

26.05

0.0461*

FFM [kg]

43.79

7.52

34.30

61.20

38.45

40.50

50.58

45.07

7.58

35.50

63.50

39.38

42.45

49.75

< 0.0001*

TBW [kg]

32.06

5.51

25.10

44.80

28.13

29.65

37.03

32.99

5.55

26.00

46.50

28.80

31.05

36.40

< 0.0001*

HC [cm]

87.33

5.89

75.00

97.00

82.75

88.00

92.00

90.10

6.21

78.00

108.00

85.50

90.00

94.00

0.0001 *

WC [cm]

66.83

3.79

61.00

74.00

64.00

66.00

70.00

67.62

5.88

58.00

84.00

63.00

68.00

71.50

0.4632

SBP [mmHg]

112.03

13.63

91.00

139.00

101.00

110.00

121.75

117.38

9.80

100.00

146.00

112.00

116.00

123.50

0.0412 *

DBP [mmHg]

66.33

5.84

55.00

78.00

61.75

66.50

70.00

66.48

6.67

55.00

82.00

62.50

66.00

70.50

0.9571

  1. REE resting energy expenditure, FM fat mass, FFM fat free mass, HC hip circumference, WC waist circumference, TBW total body water, BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, Me median, SD standard deviation
  2. *indicate significant values (p < 0.05)