Table 5 Logistic regression of use of clustering analysis for multiple therapists by predictors (N = 145)

Any specialist⁽⁹⁶⁾

-

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Both specialists⁽⁹⁶⁾

1.3

0.4-4.4 (0.63)

Biostatistician⁽¹⁰¹⁾

0.9

0.3-3.1 (0.86)

Epidemiologist/Methodologist⁽⁹³⁾

5.7

0.7-45.9 (0.10)

Sample size⁽¹⁴³⁾

1.0

1.0-1.0 (0.21)

Journal⁽¹⁴⁵⁾

1.0

0.6-1.5 (0.85)

Impact factor⁽¹⁴⁵⁾

1.3

0.5-3.1 (0.57)

Outcome⁽¹⁴⁵⁾

0.7

0.3-1.7 (0.41)

Outcome2⁽¹⁴⁵⁾

0.7

0.4-1.4 (0.35)