Table 4.
Comparison of mean condylar height (Co-In) between MRI and CBCT
| Condylar height | OBS1 (Intraobserver) (first vs second measurements) |
OBS2 (Interobserver) (OBS 2 MRI vs OBS 2 CBCT) |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| MRI n = 52 |
CBCT n = 52 |
Mean difference (95% LOA) | MRI n = 49 |
CBCT n = 49 |
Mean difference (95% LOA) | MRI n = 45 |
CBCT n = 45 |
Mean difference (95% LOA) | |
| first Mean (SD) | second Mean (SD) | Mean (SD) |
Mean (SD) |
||||||
| Co–In Right (mm) |
19.3 (3.6) |
17.3 (3.6) |
2.0 (-1.3–5.3) | 18.9 (3.4) |
17.3 (3.5) |
1.6 (-7.4–10.6) | 19.6 (3.6) |
17.5 (3.8) |
2.1 (-6.3–10.5) |
| MRI n = 47 |
CBCT n = 47 |
MRI n = 47 |
CBCT n = 47 |
MRI n = 44 |
CBCT n = 44 |
||||
| Co–In Left (mm) |
19.2 (3.3) |
17.8 (3.6) |
1.4 (-6.0–8.8) | 19.2 (3.0) |
17.5 (3.7) |
1.7 (-5.7–9.1) | 19.9 (3.6) |
18.3 (4.1) |
1.6 (-7.8–11.0) |
CBCT: Cone-beam computed tomography. LOA: Level of agreement. MDC95individ: Individual minimal detectable change. MRI: Magnetic resonance imaging. OBS: Observer. SD: Standard deviation.