Outcome measure | T0 |  | T1 |  | Δ T0-T1 |  |
---|
 | GCC | NGCC | GCC | NGCC | GCC NGCC |  |
BAI score, mean | 18.7 (0.8)a
| 15.1 | 14.7 (0.8)a
| 12.2 | 4.0c
| 2.9c
|
(SD) | (0.6)b
| Â | (0.5)b
| Â | Â | Â |
-
a GCC: T0 > T1 (χ2 = 27.8; p < .001)
-
b NGCC: T0 > T1 (χ2 = 26.7; p < .001)
-
c ΔT0-T1: ns
- All values are corrected for age, gender, education level and baseline severity score, and clustering within practices and GPs.