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Table 3 Spearman’s correlations between subjective measures (SF-36, HAQ-DI) and actigraphic measures

From: Physical activity of elderly patients with rheumatoid arthritis and healthy individuals: an actigraphy study

 

RA patients (n = 20)

Healthy individuals (n = 20)

 

MAC

PAC

LAR

MAC

PAC

LAR

SF-36

      

 Physical Functioning

0.38

0.03

−0.45*

0.20

0.35

−0.06

 Role-Physical

0.33

0.44

−0.31

0.39

0.55*

−0.26

 Bodily Pain

0.35

−0.05

−0.47*

0.43

0.51*

−0.33

 General Health Perception

0.26

−0.12

−0.21

−0.28

−0.26

0.22

 Vitality

0.00

−0.15

−0.08

0.08

0.11

−0.14

 Social Functioning

0.23

0.15

−0.27

0.02

0.00

−0.05

 Role-Emotional

0.22

0.23

−0.23

0.04

0.06

−0.04

 Mental Health

0.11

0.04

−0.13

−0.05

0.08

0.05

HAQ-DI

−0.52*

−0.08

0.58**

−0.05

−0.18

−0.14

  1. SF-36 MOS 36-item short-form health survey, HAQ-DI Health Assessment Questionnaire disability index, MAC Mean activity count, PAC Peak activity count, LAR Low activity ratio
  2. * p < 0.05, **p < 0.01