| Unthinned | Thinned | ||||||||
Pre | Â | Post | Â | p | Pre | Â | Post | Â | p | |
Mean | S.D. | Mean | S.D. | Â | Mean | S.D. | Mean | S.D. | Â | |
Negative | 12.4 | ±4.82 | 11.0 | ±4.61 | 0.252 | 13.0 | ±5.21 | 12.5 | ±4.02 | 0.701 |
Positive | 23.5 | ±8.58 | 20.5 | ±9.49 | 0.174 | 23.9 | ±7.26 | 21.9 | ±7.43 | 0.336 |
 | Pre | Post | ||||||||
Unthinned | Â | Thinned | Â | p | Unthinned | Â | Thinned | Â | p | |
Mean | S.D. | Mean | S.D. | Â | Mean | S.D. | Mean | S.D. | Â | |
Negative | 12.4 | ±4.82 | 13.0 | ±5.21 | 0.658 | 11.0 | ±4.61 | 12.5 | ±4.02 | 0.263 |
Positive | 23.5 | ±8.58 | 23.9 | ±7.26 | 0.806 | 20.5 | ±9.49 | 21.9 | ±7.43 | 0.484 |