Table 3

Changes in WOMAC Scores at baseline and at the end of the trial Between and Within Groups (ITT-LOCF)

Variable

Pain

Baseline

Pain

End

Pain baseline – pain end

Stiffness

Baseline

Stiffness

End

Stiffness baseline – stiffness end

Activity

Baseline

Activity

End

Activity baseline – activity end

Composite

Baseline

Composite

End

Composite baseline – composite end


PBO

50.0

52.9

-2.9

40.4

46.3

-5.9

49.4

56.4

-7.0

48.8

54.8

-6.1

SD

22.9

21.4

19.9

17.4

25.3

18.3

23.1

24

18.4

21.8

22.7

17.6

Sig.*

NS

NS

NS

NS

A

56.8

74.3

-17.5

44.4

65

-20.6

58.8

72.4

-13.5

57.3

72.2

-14.9

SD

15.8

17.6

22.7

17

17.5

26.1

16.2

16.8

21.3

15.3

16.6

21.4

Sig.*

.0.003

0.002

0.01

0.006

GS

60.6

72.9

-12.6

51.3

61.8

-10.5

60.1

70.7

-10.6

59.4

70.2

-10.9

SD

14.8

17.6

16.3

13.8

19.8

24.0

13.9

18.4

15.4

13.2

17.6

15.6

Sig.*

0.003

NS

0.008

0.007

G+A

67.2

69.1

-1.9

57.8

64.1

-6.3

63

68.6

-5.6

63.4

68.3

-4.9

SD

13.3

16.9

14.0

15.7

17.6

17.7

8.7

13.1

11.0

8.1

12.9

101

Sig.*

NS

NS

NS

NS

p(ANCOVA)

0.039#

0.009

0.013#

NS

NS#

NS

NS#

NS


*Sig. = significance by within group paired t-test; 2-tailed; ANCOVA comparison between groups with baseline measure as covariate.

# = ANCOVA comparison between groups showing any differences at baseline for these parameters.

Frestedt et al. Nutrition Journal 2008 7:9   doi:10.1186/1475-2891-7-9

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