Table 2

Annual change and rate in tibial plateau bone area

Crude analysis

Adjusted analysis


Annual change

Total

P

Men

Women

Pa

Men

Women

Pb


Increase, mm2

Medial

36.8 ± 70.7

<0.001

38.3 ± 62.6

35.7 ± 76.1

0.85

70.8 ± 12.3

13.5 ± 9.6

0.002

Lateral

19.1 ± 60.1

0.004

16.5 ± 83.9

20.4 ± 45.1

0.77

17.2 ± 13.3

20.1 ± 8.5

0.87

Change %

Medial

2.2 ± 6.9

<0.001

1.6 ± 2.8

2.6 ± 8.7

0.49

5.4 ± 1.1

0.004 ± 0.9

0.001

Lateral

1.5 ± 4.3

0.004

1.3 ± 5.8

1.6 ± 3.4

0.79

1.6 ± 0.9

1.5 ± 0.6

0.95


Values are mean ± standard deviations, or means ± standard errors for adjusted analysis. aMen vs women. bMen vs women, adjusted for age, body mass index, physical activity, grade of osteophytes, grade of joint-space narrowing, and baseline tibial plateau bone area.

Wang et al. Arthritis Research & Therapy 2005 7:R687-R693   doi:10.1186/ar1726

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