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Table 3 Baseline characteristics of treatment groups

From: Early relief of osteoarthritis symptoms with a natural mineral supplement and a herbomineral combination: A randomized controlled trial [ISRCTN38432711]

 

Placebo

Group A

Group B

Group C

N completed (started)

23 (29)

20 (25)

22 (24)

26 (29)

Age (years)

51.3 ± 1.0

50.5 ± 1.7

52.3 ± 1.8

52.1 ± 1.6

Gender (F: M %)

72:28

76:24

75:25

52:48

ARA Functional Class II/III, %

69 : 31

76 : 24

67 : 33

69 : 31

Kellgren Lawrence Criteria Grade 2/3, %

76 : 24

83 : 17

83 : 17

82 : 18

WOMAC A

8.7 ± 1.0

9.1 ± 1.2

8.0 ± 1.1

8.7 ± 1.0

WOMAC B

3.4 ± 0.5

3.5 ± 0.5

3.3 ± 0.4

3.3 ± 0.4

WOMAC C

36.4 ± 3.9

38.4 ± 4.0

34.7 ± 4.2

32.8 ± 4.3

WOMAC Total

48.6 ± 5.2

51.1 ± 6.4

46.4 ± 5.6

44.8 ± 5.5

VAS

72.9 ± 2.0

72.9 ± 3.0

70.1 ± 2.5

70.7 ± 2.4

  1. Data expressed as a % of total or mean ± sem. Group A = High dose sierrasil, Group B = Low dose sierrasil, Group C = Low dose sierrasil + cat's claw extract. None of the entry assessments were significantly different amongst the four randomized groups.