Skip to main content

Table 3 Univariate Spearman correlations with cartilage loss at 24 months

From: Risk factors associated with the loss of cartilage volume on weight-bearing areas in knee osteoarthritis patients assessed by quantitative magnetic resonance imaging: a longitudinal study

Baseline characteristics

Medial central femoral condyle

Medial central tibial plateau

Both areas (medial compartment)

Joint space width (mm)

  

P value

 

P value

 

P value

 

P value

Age

-0.13

0.18

-0.07

0.49

-0.11

0.26

-0.05

0.58

Gender

0.12

0.24

0.08

0.41

0.11

0.26

0.04

0.66

Body mass index

-0.21

0.03

-0.21

0.03

-0.23

0.02

-0.07

0.48

Alcohol

0.02

0.86

0.02

0.82

0.02

0.82

0.18

0.06

Smoking

0.74

0.45

0.09

0.36

0.09

0.35

0.06

0.55

SF-36

-0.14

0.14

-0.03

0.79

-0.09

0.34

-0.05

0.61

WOMAC total

-0.05

0.61

-0.02

0.82

0.02

0.88

0.08

0.41

WOMAC subscale

        

   Pain

0.10

0.30

0.05

0.58

0.09

0.38

0.14

0.14

   Stiffness

0.04

0.68

-0.07

0.46

-0.06

0.52

-0.0005

0.99

   Function

-0.05

0.62

-0.03

0.76

0.01

0.92

0.08

0.42

   Patient global

0.04

0.65

0.12

0.90

0.03

0.75

-0.0004

0.99

Joint space width (mm)

0.29

0.003

-0.28

0.03

0.32

0.001

--

--

Meniscal extrusion

-0.31

0.001

-0.26

0.007

-0.32

0.001

-0.16

0.11

Severe meniscal extrusion

-0.33

0.001

-0.40

0.0001

-0.41

0.0001

-0.16

0.10

Medial meniscal tear

-0.26

0.006

-0.11

0.25

-0.21

0.03

-0.32

0.001

Severe medial meniscal tear

-0.36

0.0001

-0.29

0.003

-0.36

0.0001

-0.32

0.001

Lateral meniscal tear

0.21

0.03

0.05

0.60

0.15

0.13

-0.09

0.33

Severe lateral meniscal tear

0.07

0.49

0.04

0.65

0.06

0.52

0.16

0.11

Bone hypersignal

-0.26

0.008

-0.23

0.02

-0.27

0.005

-0.11

0.25

Bone hypersignal in the medial compartment

-0.11

0.23

-0.10

0.30

-0.12

0.21

-0.03

0.76

Bone hypersignal in the lateral compartment

-0.32

0.001

-0.31

0.001

-0.35

0.0001

-0.13

0.17

Changes in selected clinical variables at 24 months

Medial central femoral condyle

Medial central tibial plateau

Both areas (medial compartment)

Joint space narrowing

  

P value

 

P value

 

P value

 

P value

SF-36

0.07

0.44

0.12

0.23

0.11

0.27

0.10

0.31

WOMAC total

-0.05

0.58

-0.10

0.31

-0.09

0.38

-0.23

0.02

WOMAC subscale

        

   Pain

-0.15

0.12

-0.21

0.03

-0.21

0.03

-0.29

0.002

   Stiffness

0.02

0.85

-0.03

0.74

0.009

0.93

-0.18

0.07

   Function

-0.04

0.68

-0.07

0.45

-0.06

0.51

-0.23

0.02

   Patient global

-0.17

0.08

-0.17

0.08

-0.19

0.05

-0.02

0.83

Joint space narrowing

0.40

0.003

0.21

0.003

0.34

<0.0001

--

--

  1. WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index.