Table 1.
Sociodemographic and clinical characteristics in the groups with and without fGID.
| fGID | No fGID | X2 test | p-value | |
|---|---|---|---|---|
| N = 258 | N = 587 | |||
| Age groups | 0.043 | 0.998 | ||
| Age ≤ 5 (infants/toddlers) | 24.8% | 25.4% | ||
| Age 5–12 (children) | 43.4% | 42.8% | ||
| Age 13–18 (adolescents) | 15.9% | 15.8% | ||
| Age ≥18 (adults) | 15.9% | 16.0% | ||
| Sex (female) | 20.9% | 19.1% | 0.389 | 0.573 |
| ASD diagnostic category | 3.634 | 0.603 | ||
| Autistic Disorder | 63% | 57.5% | ||
| Rett's Disorder | 0% | 0.4% | ||
| Asperger's Disorder | 12.2% | 15.4% | ||
| PDD NOS | 24.8% | 26.7% | ||
| Known medical etiology | 19.4% | 18.5% | 0.099 | 0.753 |
| Epilepsy | 11.8% | 9.1% | 1.457 | 0.247 |
| Intellectual disability | 51.2% | 41.3% | 5.946 | 0.017* |
| Sleep disorder | 42.7% | 33.2% | 6.878 | 0.009* |
| Pharmacological treatment | 65.3% | 56.4 % | 5.563 | 0.019* |
PDD-NOS, Pervasive Developmental Disorder-Not otherwise specified.
*
Bold values indicate statistically significant difference (p < 0.05).