Table 2 Comparison of radiographic measurements
From: Role of O-C2 angle in the development of dysphagia in patients with halo-vest fixation
Measurement | Non-dysphagia (n = 28) | Dysphagia (n = 13) | p value |
|---|---|---|---|
O-C2 angle (°) | 18.8 ± 8.0 | 11.2 ± 10.28 | 0.016a |
C2-C6 angle (°) | 13.9 ± 11.0 | 11.2 ± 9.6 | 0.465 |
nPAS (mm) | 14.2 ± 4.8 | 12.2 ± 6.6 | 0.296 |
PIA (°) | 91.8 ± 9.0 | 89.8 ± 7.2 | 0.499 |