Table 1 Demographic and clinical characteristics of the participants in this study.
| Â | Female | Male |
|---|---|---|
Gender | 37 | 217 |
Age in years (average (SD)) | 3.4 (1.7) | 3.8 (2.3) |
Normal (vaginal) birth | 16 | 101 |
Cesarean-section or assisted delivery | 21 | 116 |
Full-term birth | 35 | 198 |
Premature birth | 2 | 19 |
Delayed speech | 37 | 217 |