Table 1 Baseline characteristics of 100 obese older subjects by treatment^a

Sex, n (% male)

6 (27%)

8 (38%)

9 (36%)

13 (41%)

0.786

Origin, % Caucasian

82%

86%

68%

84%

0.418

Age, y

63.4 ± 4.3

61.9 ± 6.1

63.1 ± 6.0

61.5 ± 5.1

0.529

Body weight, kg

92.7 ± 5.1

93.0 ± 15.3

90.7 ± 14.7

93.5 ± 14.4

0.912

BMI, kg/m²

33.2 ± 4.8

32.1 ± 4.6

32.2 ± 4.7

31.6 ± 3.4

0.584

BMI ≥ 30 kg/m², n (%)

16 (73%)

13 (62%)

16 (64%)

21 (66%)

0.886

Waist circumference, cm^c

110 ± 13

110 ± 12

107 ± 13

107 ± 9

0.761

Fat mass, %^c

45.3 ± 8.2

44.7 ± 8.5

43.2 ± 8.7

41.6 ± 7.8

0.383

Fat free mass, kg^d

51.0 ± 13.1

51.2 ± 10.4

51.5 ± 11.5

54.8 ± 12.7

0.584

Handgrip strength, kg^e

62.2 ± 22.0

65.2 ± 17.4

70.1 ± 21.8

73.9 ± 24.3

0.234

4-m gait speed, m/s^f

1.17 ± 0.33

1.32 ± 0.28

1.28 ± 0.22

1.25 ± 0.18

0.284

400-m gait speed, m/s^f

1.40 ± 0.17

1.42 ± 0.20

1.49 ± 0.21

1.51 ± 0.22

0.133

Time to complete 5 stands, s^f

13.5 ± 3.2

12.6 ± 3.1

11.1 ± 3.0

11.7 ± 3.4

0.058