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Table 4 Negative correlations among hand strength, functional ability, activity, and duration of disease in the rheumatoid arthritis group (RAG)

From: Hand strength in patients with RA correlates strongly with function but not with activity of disease

Variables

Handgrip

2-point tip-to-tip pinch

3-point pinch

Lateral pinch

D

E

D

E

D

E

D

E

HAQ

0.585*

0.528*

0.446*

0.472*

0.505*

0.501*

0.470*

0.555*

DASH

0.606*

0.559*

0.453*

0.444*

0.484*

0.486*

0.444*

0.535*

CHFS

0.606*

0.512*

0.452*

0.448*

0.496*

0.474*

0.474*

0.509*

Length of disease

0.168

0.196**

0.171

0.204**

0.189**

0.217**

0.187**

0.238*

DAS28

0.431*

0.401*

0.473*

0.436*

0.467*

0.424*

0.341*

0.336*

  1. HAQ: Health Assessment Questionnaire; DASH: Disabilities Arm, Shoulder, and Hand; CHFS: Cochin Hand Functional Scale. Pearson’s correlation test for DAS28; Spearman’s correlation test for all others; * P < 0.01, ** P < 0.05
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Advances in Rheumatology

ISSN: 2523-3106