Table 2 Incidence and severity of plagiocephaly and brachycephaly in preterm infants
Mild | Moderate | Severe | Total | |
|---|---|---|---|---|
Plagiocephaly | ||||
DD value | 0.537 ± 0.192 | 1.030 ± 0.047 | 1.384 ± 0.160 | |
N | 246 | 15 | 10 | 271 |
Incidence rate | 46.4% | 2.8% | 1.9% | 51.1% |
Proportion | 90.8% | 5.5% | 3.7% | 100% |
Brachycephaly | ||||
CI value | 0.860 ± 0.022 | 0.934 ± 0.026 | 1.048 ± 0.092 | |
N | 242 | 181 | 28 | 451 |
Incidence rate | 45.7% | 34.1% | 5.3% | 85.1% |
Proportion | 53.7% | 40.1% | 6.2% | 100% |
Dolichocephaly | ||||
CI value | 0.752 ± 0.006 | 0.728 ± 0.005 | – | |
N | 12 | 4 | 0 | 16 |
Incidence rate | 2.3% | 0.7% | 0 | 3.0% |
Proportion | 75.0% | 25.0% | 0 | 100% |