Table 1. Summary of Measurement Variability in the Odontoid Process.
| Study | Measurement method | Population | Sex difference | METD (mm) |
|---|---|---|---|---|
| Daher et al.9) | Computer | Brazilian | No | 9.2 ± 0.9 |
| Yusof et al.10) | Computer | Malaysian | No | 10.2 ± 0.8 |
| Marwan et al.11) | Computer | Arab | Yes | 8.7 ± 1.0 |
| Gehweiler et al.12) | Computer | European | Yes | 10.2 ± 0.9 |
| Nucci et al.7) | Computer | Caucasian | No | 10.4 ± 1.1 |
| Puchwein et al.13) | Computer | Caucasian | Yes | 10.0 ± 1.1 |
| Xu et al.14) | Manual | American | Yes | 8.7 ± 1.2 |
| Schaffler et al.15) | Manual | American | Yes | 9.3 ± 0.9 |
| Stulik at al.16) | Manual | European | Yes | 10.1 ± 1.1 |
| Kandziora et al.17) | Manual | European | No comment | 9.7 ± 0.8 |
Values are presented as mean ± standard deviation.
METD: minimum external transverse diameter.