Table 4 Discriminant validity: total scale and subscales’ scores for people with DS and their siblings without DS
Variable | DS (n=46) | Sibling non DS (n=46) | |||
|---|---|---|---|---|---|
Mean (±Standard deviation) | Median | Mean (±Standard deviation) | Median | P-value* | |
Total scale | 18.72 (8.48) | 17.00 | 7.63 (5.39) | 6.50 | <0.01 |
Subscales | |||||
Eating | 3.52 (3.18) | 3.00 | 1.54 (2.35) | 1.00 | <0.01 |
Communication | 6.22 (4.57) | 6.00 | 1,24 (2.69) | 0.00 | <0.01 |
Parafunction | 5.33 (3.31) | 5.00 | 2.15 (1.86) | 2.00 | <0.01 |
Symptoms | 3.65 (2.54) | 3.00 | 2.70 (1.92) | 2.00 | 0.02 |