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Table 2 Primary outcome results: Comparison across arms (observed data only)

From: Group cognitive behavioural therapy for women with depression: pilot and feasibility study for a randomised controlled trial using mixed methods

 

3 months

 

6 months

 
 

Intervention

Control

Regression*

Intervention

Control

Regression*

 

N

Mean (sd)

N

Mean (sd)

B coefficient (95% CI) P value

N

Mean (sd)

N

Mean (sd)

B coefficient (95% CI) P value

PHQ-9 continuous

48

10.0 (6.2)

19

11.5 (5.4)

-1.57 (-4.87 to 1.74) p 0.35

45

10.0 (7.7)

19

11.2 (6.6)

-1.18 (-5.32 to 2.97) p 0.57

 

N

%

N

%

Odds Ratio (95% CI) P value

N

%

N

%

Odds Ratio (95% CI) P value

PHQ-9 Recovered (Binary <10)

48

58%

19

32%

3.12 (1.00 to 9.72) p 0.05

45

51%

19

42%

1.56 (0.51 to 4.71) p 0.43

PHQ-9 Improved (<50% from baseline)

48

35%

19

10%

4.21 (0.83 to 21.23) P 0.08

45

47%

19

38%

1.21 (0.69 to 2.11) P 0.51

  1. * All regression analyses were adjusted for baseline scores