Table 1.  Comparison of characteristics of subjects classified by fitness level.

Continuous variables

   

Fitness level

 

All subject
(M=52, F=32)

Low
(M=18, F=9)

Moderate
(M=17, F=12)

High
(M=17, F=11)

 

Mean

SD

Mean

SD

Mean

SD

Mean

SD

p

Age (yrs)

50.9

10.7

47.4

11.5

53.6

10.4

51.4

9.6

N.S.

BMI (kg·m-2)

25.1

4.1

27.7

4.4

24.8

3.2

22.9

3.2

< .001

Waist girth (cm)

88.4

10.1

94.3

10.8

88.0

7.5

83.0

8.8

< .001

Daily ethanol intake (g)

3.0

5.2

1.7

3.6

3.9

5.5

3.4

6.1

N.S.

Type 2 DM (%)

60.0 (71.4)

20.0 (74.1)

21.0 (72.4)

19.0 (67.9)

 

Current smoking (%)

26.0 (31.0)

10.0 (37.0)

6.0 (20.7)

10.0 (35.7)

N.S.

Visceral fat area (cm2)

160.4

63.2

197.6

70.4

155.2

44.9

129.8

55.2

< .001

Subcutaneous fat area (cm2)

172.1

86.0

202.1

104.1

165.7

78.6

149.8

66.7

N.S.

L / S ratio †

1.03

0.26

0.90

0.28

1.09

0.17

1.08

0.26

< .005

AST (U/L)

26.3

12.5

33.9

14.3

22.6

8.9

22.8

10.6

< .001

ALT (U/L)

38.8

31.0

57.6

39.3

29.3

17.3

30.5

25.3

< .001

GGT (U/L)

43.7

26.8

53.0

31.9

42.2

25.7

36.3

19.7

N.S.

VO2max (ml·kg-1·min-1)

32.1

5.7

27.5

3.8

31.1

3.0

37.5

4.9

< .001

Total cholesterol (mg/dL)

217.6

35.9

211.0

39.1

226.6

31.2

214.7

36.8

N.S.

Triglyceride (mg/dL)

134.4

78.3

140.1

77.8

127.9

67.2

135.5

90.8

N.S.

HDL-C (mg/dL)

51.4

12.5

47.1

11.0

55.3

14.9

51.6

10.1

N.S.

Fasting glucose (mg/dL)

136.1

33.5

136.3

41.8

140.9

32.8

131.0

24.3

N.S.

Fasting insulin (μU/mL)

7.4

4.7

10.3

5.8

6.3

3.3

5.6

3.3

< .001

Systolic blood pressure (mmHg)

127

17

133

16

124

18

124

17

N.S.

Diastolic blood pressure (mmHg)

80

11

84

11

79

11

76

9

< .05