Table 5 |
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|
Regression analysesa of association between tissue abnormalities from CR and/or MRI and physical examination findings |
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|
Bony tenderness (presence) |
Crepitus (presence) |
Bony enlargement (presence) |
Palpable warmth (presence) |
||
|
|
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|
Conventional radiography |
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|
JSWb |
MTF |
0.90 (0.82) |
2.13 (0.15) |
2.22 (0.34) |
0.44 (0.43) |
|
LTF |
0.96 (0.95) |
4.24 (0.18) |
1.70 (0.50) |
n/a |
|
|
PF |
1.80 (00.27) |
1.15 (0.82) |
3.09 (0.09) |
2.72 (0.35) |
|
|
Osteophytesb |
MTF |
0.77 (0.59) |
1.40 (0.58) |
0.78 (0.74) |
0.90 (0.93) |
|
LTF |
0.85 (0.81) |
n/a |
1.29 (0.80) |
2.33 (0.53) |
|
|
PF |
1.34 (0.58) |
1.45 (0.56) |
1.89 (0.34) |
3.52 (0.23) |
|
|
Magnetic resonance imaging |
|||||
|
Cartilage integrity |
MTF |
0.89 (0.25) |
1.25 (0.05) |
1.18 (0.26) |
0.92 (0.72) |
|
LTF |
0.88 (0.27) |
1.61 (0.02) |
1.26 (0.15) |
0.75 (0.38) |
|
|
PF |
1.03 (0.74) |
1.07 (0.49) |
0.94 (0.60) |
1.30 (0.11) |
|
|
Osteophytes |
MTF |
0.92 (0.32) |
1.34 (0.02) |
1.05 (0.69) |
1.24 (0.31) |
|
LTF |
1.06 (0.60) |
1.57 (0.01) |
1.29 (0.08) |
1.19 (0.48) |
|
|
PF |
1.09 (0.20) |
1.20 (0.04) |
0.99 (0.90) |
1.30 (0.17) |
|
|
BML |
MTF |
0.97 (0.76) |
1.16 (0.27) |
1.01 (0.94) |
1.04 (0.87) |
|
LTF |
0.91 (0.53) |
1.38 (0.26) |
1.45 (0.05) |
1.03 (0.95) |
|
|
PF |
0.84 (0.21) |
1.73 (0.12) |
0.66 (0.28) |
1.29 (0.28) |
|
|
Effusionc |
0.75 (0.52) |
7.05 (0.01) |
1.10 (0.89) |
5.93 (0.14) |
|
|
Synovitisd |
0.84 (0.70) |
2.14 (0.21) |
1.30 (0.70) |
n/a |
|
|
|
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|
Data presented as odds ratio (P value). Significant associations (P <0.05) in bold. BML, bone marrow lesion; CR, conventional radiography; JSW, joint space width; LTF, lateral tibiofemoral compartment; MRI, magnetic resonance imaging; MTF, medial tibiofemoral compartment; n/a, not applicable because of empty cells in analysis; PF: patellafemoral compartment. aAdjusted for age, gender and duration of knee symptoms. bDefinite/severe abnormality compared with none/mild abnormality (reference group). cMedium/large effusion compared with no/small effusion (reference group). dPresence of synovitis in at least one region compared with absence of synovitis (reference group). |
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|
Knoop et al. Arthritis Research & Therapy 2012 14:R212 doi:10.1186/ar4050 |
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