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Table 3 Comparison of subgroup proportions across cohorts (research question 1; findings resulting in accepted hypotheses in bold)

From: Construct validity of the OCTOPuS stratification algorithm for allocating patients with knee osteoarthritis into subgroups

 

Low muscle strength subgroup

High muscle strength subgroup

Obesity subgroup

 

N (%)

Difference with total sample

N (%)

Difference with total sample

N (%)

Difference with total sample

Total sample

421 (35%)

 

213 (18%)

 

547 (48%)

 

AMS-OA (5)

167 (30%)

−5%

79 (14%)

−4%

307 (56%)

+ 8%

STABILO (17)

60 (38%)

+ 3%

37 (23%)

+ 5%

62 (39%)

−9%

NEXA (18)

33 (33%)

−2%

23 (23%)

+ 5%

44 (44%)

−4%

CBT (19)

94 (42%)

+ 7%

16 (7%)

−11%

112 (51%)

+ 2%

VIDEX (20)

67 (38%)

+ 3%

58 (33%)

+ 15%

52 (29%)

−19%