Table 5

Anthropometry and body composition measurement in rheumatoid arthritis (RA) patients

Women (n = 61)

Men (n = 19)


Weight change since disease onset, kg

2.3 (-0.8 to 5.9)

4.4 (-2.2 to 8.0)

BMI, kg/m2

25.0 (23.6 to 26.3)

27.0 (25.7 to 29.1)

Waist circumference, cm

85 (81 to 89)

105 (100 to 110)

Central obesity (WC >80 cm in women, >94 cm in men), N (%)

35 (57)

17 (89)

FM, total, kg

25.8 (22.8 to 28.7)

27.9 (23.4 to 32.5)

FM, total, %

37.8 (35.7 to 39.9)

31.7 (28.1 to 35.2)

FMI, kg/m2

8.8 (6.5 to 11.4)a

8.6 (7.2 to 9.9)

FFM, total, kg

42.0 (40.6 to 43.5)

61.2 (58.6 to 63.8)

FFMI, kg/m2

15.5 (15.1 to 15.9)

18.9 (18.2 to 19.6)


Data is presented as mean (95% confidence interval) for normally distributed variables and as median (interquartile range) for non-parametric variables.

aMedian

BMI, body mass index; FFM, fat free mass; FFMI, fat free mass index; FM, fat mass; FMI, fat mass index; WC, waist circumference.

Elkan et al. Arthritis Research & Therapy 2009 11:R37   doi:10.1186/ar2643

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