Table 4.
Prevalence rate of the types of developmental delays of the surveyed children by numbers of delays
| Type of developmental delays (Surveyed children = 41,640)* | Children with a single developmental delay n = 1616 (3.9%) |
Children with multiple developmental delays n = 1162 (2.8%) |
Total DDs’ = 2778 (% of total surveyed) | |||
|---|---|---|---|---|---|---|
| no | Rate*/1000 | no | rate*/1000 | %* | rate*/1000 | |
| Gross Motor (GM) n = 543 | 130 | 3.1 | 413 | 9.9 | (1.3%) | 13 |
|
OR (CI) P multiple versus a single delay |
6.30(5.08–7.82) ** 0.000 |
|||||
| Fine Motor (FM) n = 637 | 52 | 1.2 | 585 | 14.0 | (1.5%) | 15.2 |
|
OR (CI) P multiple versus a single delay |
30.49 (22.61–41.13) ** 0.000 |
|||||
| Daily life skills n = 958 | 208 | 5.0 | 750 | 18.0 | (2.3%) | 23 |
|
OR (CI) P multiple versus a single delay |
12.32(10.20–14.88) ** 0.000 |
|||||
| Communication n = 2197 | 1172 | 28.1 | 1024 | 24.6 | (5.3%) | 52.7 |
|
OR (CI) P multiple versus a single delay |
2.81(2.28–3.46) ** 0.000 |
|||||
| Socialization n = 606 | 54 | 1.3 | 552 | 13.3 | (1.5%) | 14.6 |
|
OR (CI) P multiple versus a single delay |
26.18(19.49–35.15) ** 0.000 |
|||||
| Total (rate/1000) | 38.8 | 27.9 | 6.7% | 66.7 | ||
* Percent and rate were calculated out of the total surveyed children (n = 41,640) per 1000, **highly significant < 0.01