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Table 2 Exploratory factor analysis of items in the Oxford Knee Score (OKS)

From: Validation of the Spanish version of the Oxford knee score and assessment of its utility to characterize quality of life of patients suffering from knee osteoarthritis: a multicentric study

 

EFA 1 factor

Variable

Factor loading

Commonality

OKS 1

0.761

0.579

OKS 2

0.751

0.564

OKS 3

0.774

0.599

OKS 4

0.572

0.327

OKS 5

0.796

0.634

OKS 6

0.773

0.597

OKS 7

0.670

0.449

OKS 8

0.605

0.365

OKS 9

0.839

0.705

OKS 10

0.767

0.589

OKS 11

0.788

0.620

OKS 12

0.794

0.630

  1. EFA Exploratory factor analysis
  2. OKS Oxford Knee Score