Table 2.
PANSS outcomes
| Treatment as usual (n=245) | Cognitive behavioural therapy plus treatment as usual (n=242) | Mean difference (95% CI) | p value | |
|---|---|---|---|---|
| PANSS total | ||||
| Baseline | 83·3 (14·0); 245 | 82·8 (13·7); 242 | .. | .. |
| 9 months | 77·8 (14·6); 224 | 75·2 (15·5); 218 | −2·40 (−4·79 to −0·02) | 0·049 |
| 21 months | 74·1 (14·8); 216 | 73·0 (16·7); 209 | −0·89 (−3·32 to 1·55) | 0·48 |
| PANSS positive | ||||
| Baseline | 25·2 (5·7); 245 | 24·7 (5·9); 242 | .. | .. |
| 9 months | 23·6 (6·2; 225 | 21·7 (6·6); 218 | −1·56 (−2·53 to −0·59) | 0·002 |
| 21 months | 22·5 (6·1); 216 | 21·3 (7·0); 209 | −0·85 (−1·84 to 0·15) | 0·095 |
| PANSS negative | ||||
| Baseline | 19·4 (6·4); 245 | 19·3 (6·1); 242 | .. | .. |
| 9 months | 18·6 (6·7); 227 | 18·1 (7·0); 220 | −0·49 (−1·48 to 0·49) | 0·33 |
| 21 months | 17·5 (6·1); 216 | 17·8 (6·8); 211 | 0·29 (−0·72 to 1·29) | 0·58 |
| PANSS disorganised | ||||
| Baseline | 24·8 (6·6); 245 | 24·7 (6·5); 242 | .. | .. |
| 9 months | 23·1 (6·0); 225 | 23·2 (6·4); 218 | −0·01 (−0·91 to 0·88) | 0·98 |
| 21 months | 22·4 (6·2); 216 | 22·7 (6·6); 210 | 0·14 (−0·78 to 1·05) | 0·77 |
| PANSS excitement | ||||
| Baseline | 17·9 (4·3); 245 | 18·0 (4·5); 242 | .. | .. |
| 9 months | 17·4 (4·2); 228 | 16·2 (4·1); 220 | −1·18 (−1·85 to −0·50) | 0·0006 |
| 21 months | 15·9 (4·0); 216 | 15·4 (3·9); 210 | −0·57 (−1·26 to 0·12) | 0·11 |
| PANSS emotional distress | ||||
| Baseline | 27·4 (5·6); 245 | 27·0 (5·6); 242 | .. | .. |
| 9 months | 25·4 (6·3); 228 | 24·1 (6·2); 220 | −1·08 (−2·02 to −0·13) | 0·025 |
| 21 months | 24·0 (6·0); 216 | 23·4 (6·6); 210 | −0·27 (−1·24 to 0·70) | 0·58 |
Data are mean (SD); N, unless otherwise stated. PANSS=Positive and Negative Syndrome Scale.