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Table 1 Baseline characteristics

From: Preserved skeletal muscle protein anabolic response to acute exercise and protein intake in well-treated rheumatoid arthritis patients

 

CON (n = 13)

RA (n = 13)

 

A. Subject characteristics

Mean

SD

Mean

SD

t test

Age (years)

57

15

56

14

0.15

Height (cm)

169

5

167

4

0.32

Body mass index (BMI) (kg/m2)

25

5

25

4

0.85

Blood pressure (mmHg)

134/81

18/8

134/80

19/10

0.94

Waist/hip ratio

0.88

0.08

0.92

0.06

0.07

Resting heart rate (HR) (bpm)

70

12

65

10

0.11

B. Body composition

Mean

SEM

 

Mean

SEM

 

t test

Region % fat (fat %)

31.0

2.9

31.3

3.0

0.90

Lean body mass (LBM, kg)

45,2

2.1

44.5

1.3

0.65

Appendicular lean soft tissue (ALST, kg)

19,5

1.1

19.0

0.6

0.60

Skeletal muscle index (SMI, kg/m2)

6,8

0.3

6.8

0.2

0.54

Fat-free mass/height2 (FFM/H2) (kg/m2)

15.8

0.6

16.0

0.4

0.34

C. Strength and exercise

Mean

SEM

n

Mean

SEM

n

t test

1 repetition maximum (RM) exercised leg (kg)

38.4

3.0

13

37.6

2.5

13

0.73

Total kgs lifted

252

23

13

262

16

13

0.62

1 RM right leg (kg)

38.8

3.0

13

40.9

2.4

13

0.57

Maximal voluntary contraction (MVC) right leg (Nm)

176.1

10.2

11

179.9

16.6

8

0.71

Physical activity

       

Physical Activity Scale (metabolic equivalent of tasks (METs)/24 hrs)

44.4

1.7

13

39.5

1.2

13

0.026

  1. CON control subjects, RA rheumatoid arthritis patients