Table 4.
Difference between matched cases and controls age <18 yrs.
| n=23 | Cephalometric measurement | Control | NF1 | Mean Diff. | p-value |
|---|---|---|---|---|---|
| Vertical | AFH | 108.3 ± 8.3 | 108.7 ± 9.4 | −0.41 | 0.8421 |
| Vertical | PFH | 71.2 ± 6.5 | 70.9 ± 8.6 | 0.26 | 0.8967 |
| Vertical | PFH/AFH | 0.66 ± 0.03 | 0.7 ± 0.05 | 0 | 0.7451 |
| Vertical | UAFH | 48.5 ± 4 | 47.8 ± 3.7 | 0.73 | 0.4029* |
| Vertical | LAFH | 61.4 ± 5.3 | 63.1 ± 6.8 | −1.64 | 0.295 |
| Vertical | LAFH/AFH | 0.56 ± 0.02 | 0.57 ± 0.02 | −0.01 | 0.0489 |
|
| |||||
| Maxillary | ANS-PNS | 45 ± 4.6 | 43.9 ± 5 | 1.08 | 0.3833 |
| Maxillary | SNA | 79.7 ± 8.3 | 81 ± 4.8 | −1.35 | 0.5293 |
| Maxillary | ANB | 2.6 ± 2.3 | 3.5 ± 3.3 | −0.99 | 0.184 |
|
| |||||
| Mandibular | Co-Gn | 109.6 ± 7.3 | 106.4 ± 11.1 | 3.26 | 0.154 |
| Mandibular | Co-Go | 52 ± 4.5 | 49.7 ± 5.9 | 2.25 | 0.1117 |
| Mandibular | Sn-Go-Gn | 31 ± 4.2 | 31.5 ± 5.5 | −0.55 | 0.254* |
| Mandibular | SNB | 78.4 ± 3.4 | 77.5 ± 4.7 | 0.9 | 0.5168 |
|
| |||||
| Cranial Base | S-N | 67 ± 3.9 | 65.7 ± 5.2 | 1.27 | 0.2712 |
| Cranial Base | S-Ba | 43.6 ± 3 | 42.5 ± 4.8 | 1.16 | 0.3516 |
| Cranial Base | Ba-S-N | 129.5 ± 4.8 | 133.4 ± 8.9 | −3.93 | 0.0463* |
*
indicates data were not normally distributed and p-value is for signed-rank test; bolded values are significant after Bonferroni correction