| Cases (Children with developmental disability) | Controls (Children without developmental disability) | |||
| Airway_T Mean (SD) | Airway_SP Mean (SD) | Airway_T Mean (SD) | Airway_SP Mean (SD) | |
| Hypoxia | 10.19 (3.80) | 5.38 (2.41) | 12.40 (3.56) | 4.12 (2.41) |
| No hypoxia | 10.73 (3.43) | 4.39 (2.32) | 9.91 (3.29) | 5.41 (3.06) |
| t value (p) | 0.51 (0.613) | 1.42 (0.162) | 3.36 (0.001) | 1.97 (0.05) |