Table 2.
Variable | OCD (n=20) Mean (s.d.) |
Trichotillomania (n=17) Mean (s.d.) |
Controls (n=20) Mean (s.d.) |
F(2, 54) |
---|---|---|---|---|
Stage 1 (practice stage) | ||||
Novel sequences generated (max. 24) | 15·00 (2·50) | 15·50 (3·70) | 13·50 (4·70) | 1·47 |
Consecutive perseverations | 1·00 (2·50) | 1·40 (2·60) | 3·20 (6·30) | 2·04 |
Stage 2 (novel sequence generation) | ||||
Baseline span score | 8·70 (2·80) | 10·60 (6·10) | 8·40 (5·50) | 0·93 |
Novel sequences generated (max. 24) | 17·10 (2·00) | 17·10 (3·30) | 17·20 (3·30) | 0·00 |
Strategy use (max. 4) | 0·20 (0·90) | 0·40 (0·70) | 0·60 (1·20) | 0·79 |
Consecutive perseverations | 0·30 (0·60) | 0·20 (90·60) | 0·20 (0·40) | 0·16 |
Stage 3 (strategy training) | ||||
Novel sequences generated (max. 24) | 19·50 (2·10) | 20·00 (2·20) | 20·70 (2·90) | 1·09 |
Stage 4 (novel sequence generation) | ||||
Novel sequences generated (max. 24) | 18·10 (3·20) | 21·50 (2·80) | 21·00 (3·70) | 5·09** |
Strategy use (max. 4) | 1·10 (1·60) | 2·90 (1·40) | 2·70 (1·70) | 6·74** |
Consecutive perseverations | 0·90 (1·00) | 0·30 (0·80) | 0·40 (0·70) | 2·65 |
Significant group differences overall:
p<0·01.