Table I.
Comparision of tibial tuberosity-trochlear groove (TT-TG) using MRI and CT scans.
| Author | Year | Knees imaged, n | Sex | Age, yrs, mean (SD) or median (IQR) | Recruitment | TT-TG by CT, mm (SD) | TT-TG by MRI, mm (SD) | Inter-rater reliability for TT-TG CT vs MRI, ICC | Inter-rater reliability for TT-TG CT vs MRI, difference (SD) |
|---|---|---|---|---|---|---|---|---|---|
| Schottle 21 | 2006 | 12 | 10 F, 2 M | N/A | Prospective | 14.4 (5.4) | 13.9 (4.5) | 0.82 | 0.5 (3.9) |
| Camp 22 | 2013 | 59 | 31 F, 28 M | 24 (13 to 59) | Retrospective | 16.9 | 14.7 | 0.53 to 0.54 | 2.23 (3.89) |
| Ho 23 | 2015 | 59 | 31 F, 28 M | 32.8 (12.9) | Retrospective | 14.2 (4.5) | 11.7 (4.3) | 0.643 | 2.79 |
| Hinckel 24 | 2015 | 50 | 34 F, 16 M | 28.7 (13.1) | Retrospective | 12.73 (4.25) | 9.3 (3.75) | N/A | 3.43 (3.87) |
| Anley 25 | 2015 | 141 | 108 F, 33 M | 28.5 (11.13) | Retrospective | 17.72 (5.15) | 13.56 (6.07) | 0.54 to 0.48 | 4.16 |
ICC, intraclass correlation coefficient; IQR, interquartile range; N/A, not applicable; SD, standard deviation.