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. 2002 Apr 20;324(7343):947. doi: 10.1136/bmj.324.7343.947

Table 3.

Primary outcomes in patients at 6 months. Intervention effects are estimated in a repeated measures analysis with adjustment for baseline levels. Values are means (standard deviations) unless stated otherwise

Trained doctors (n=137) Control doctors (n=135) Intervention effect (95% CI)* P value
Beck depression inventory 17.5 (9.6) (n=104) 16.6 (11.5) (n=105) –0.2 (–2.3 to 1.9) (n=196) 0.84
State anxiety 48.6 (13.8) (n=103) 48.2 (14.9) (n=98) 0.8 (–2.4 to 4.0) (n=181) 0.62
Trait anxiety 52.3 (13.2) (n=101) 50.4 (13.7) (n=95) 0.9 (–2.0 to 3.8) (n=177) 0.53
SF-36 dimensions:
 No (%) with role limitations (emotional) in all areas queried 54/115 (47) 35/106 (33) 2.7 (1.1 to 6.4) (n=225) 0.03
 Social function 58.5/118 (29.7) 61.7/111 (29.2) –3.1 (–9.4 to 3.1) (n=237) 0.32
 Mental health 51.8/117 (20.8) 54.1/109 (21.0) 0.1 (–4.4 to 4.6) (n=238) 0.96
 Energy and vitality 37.9/117 (21.7) 39.0/109 (25.1) –1.0 (–5.7 to 3.6) (n=233) 0.66
*

Sum of numbers in intervention and control groups differs owing to adjustment for baseline levels. 

Odds ratio.