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. Author manuscript; available in PMC: 2011 Aug 1.
Published in final edited form as: Arthritis Care Res (Hoboken). 2010 Aug;62(8):1144–1151. doi: 10.1002/acr.20177

Table 1.

Social, biomedical, physical function and physical activity sample characteristics

N = 47 Mean ± SD or
Median (Q25-Q75)
Social and Biomedical
 Age 56.5 ± 7.0
 BMI 27.9 ± 6.5
 Education (years) 15.7 ± 2.7
 Ethnicity- n of white (%) 45 (96)
 Marital status- n married (%) 35 (75)
 Comorbidities -n (%)
  None 16 (34)
  1 23 (49)
  2 8 (17)
 Disease activity (DAS-28) 3.0 ± 0.81
 Disease duration (years) 14.3 ± 8.4
Physical Functioning
 Health Assessment Questionnaire 0.74 ± 0.58
 Gait Speed (m/s) 1.2 (1.1 – 1.4)
 5-chair rise (s) 12.3 (11.0 – 16.0)
 Single leg stance test (s) 19.0 (6.4 – 26.6)
Physical Activity
 PAEE (kcal/day) 199 (103 – 317)
Daily Average Number of Steps 7151 ± 2637

Daily Average Physical Activity Energy Expenditure