From: Parent-reported measure of repetitive behavior in Phelan-McDermid syndrome
 | Mild ID | Moderate ID | Severe-profound ID | Entire cohort | Statistic | p-value | Adjusted p-value | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Mean | SD | N | Mean | SD | N | Mean | SD | N | Mean | SD | N |  |  |  |
Stereotyped behavior subscale score | 1.75 | 2.19 | 8 | 4.05 | 5.1 | 20 | 6.4 | 4.76 | 62 | 5.47 | 4.88 | 90 | rs = -0.33 | 0.0014 | 0.011 |
Stereotyped behavior subscale number of endorsed items | 1.62 | 2 | 8 | 2.6 | 2.33 | 20 | 4.02 | 2.36 | 62 | 3.49 | 2.45 | 90 | rs = -0.32 | 0.0019 | 0.011 |
Self-injurious behavior subscale score | 0.75 | 1.16 | 8 | 2.15 | 2.64 | 20 | 2.27 | 2.63 | 62 | 2.11 | 2.55 | 90 | rs = -0.18 | 0.10 | 0.23 |
Self-injurious behavior subscale number of endorsed items | 0.75 | 1.16 | 8 | 1.45 | 1.57 | 20 | 1.48 | 1.54 | 62 | 1.41 | 1.52 | 90 | rs = -0.15 | 0.17 | 0.25 |
Compulsive subscale score | 0.25 | 0.46 | 8 | 3.15 | 3.51 | 20 | 1.27 | 1.99 | 62 | 1.6 | 2.48 | 90 | rs = 0.16 | 0.14 | 0.24 |
Compulsive subscale number of endorsed items | 0.25 | 0.46 | 8 | 2.05 | 1.9 | 20 | 0.73 | 1.09 | 62 | 0.98 | 1.4 | 90 | rs = 0.19 | 0.07 | 0.20 |
Ritualistic/sameness subscale score | 4.25 | 6.14 | 8 | 6 | 4.83 | 20 | 4.18 | 5.86 | 62 | 4.59 | 5.66 | 90 | rs = 0.07 | 0.50 | 0.50 |
Ritualistic/sameness subscale number of endorsed items | 2.88 | 3.23 | 8 | 4.3 | 3.1 | 20 | 2.65 | 2.79 | 62 | 3.03 | 2.94 | 90 | rs = 0.09 | 0.39 | 0.43 |
Restricted subscale score | 0.5 | 1.07 | 8 | 2.65 | 2.39 | 20 | 2.98 | 2.63 | 62 | 2.69 | 2.56 | 90 | rs = -0.21 | 0.04 | 0.17 |
Restricted subscale number of endorsed items | 0.38 | 0.74 | 8 | 1.65 | 1.14 | 20 | 1.58 | 1.08 | 62 | 1.49 | 1.11 | 90 | rs = -0.13 | 0.24 | 0.31 |
Total score | 7.5 | 9.18 | 8 | 18 | 14.92 | 20 | 17.11 | 13.74 | 62 | 16.46 | 13.85 | 90 | rs = -0.16 | 0.13 | 0.24 |
Total number of endorsed items | 5.88 | 5.74 | 8 | 12.05 | 7.94 | 20 | 10.45 | 6.38 | 62 | 10.4 | 6.81 | 90 | rs = -0.10 | 0.37 | 0.43 |