From: Reliability of medical record abstraction by non-physicians for orthopedic research
Categories/choices | Surgeon | RC1 (1st) | RC1 (2nd) | RC2 |
---|---|---|---|---|
Index knee | ||||
Left | 34 | 34 | 35 | 33 |
Right | 40 | 40 | 39 | 40 |
Bilateral operation | ||||
Yes | 10 | 10 | 10 | 10 |
No | 64 | 64 | 64 | 61 |
Arthroplasty approach type | ||||
Medial/median peripatellar | 70 | 71 | 71 | 73 |
Lateral peripatellar | 0 | 0 | 0 | 0 |
Subvastus/midvastus | 3 | 1 | 1 | 1 |
Quadriceplasty | 0 | 0 | 0 | 0 |
Tibial Tubercle Osteotomy/TTO | 0 | 0 | 0 | 0 |
Other | 0 | 1 | 2 | 0 |
Not documented | 0 | 1 | 0 | 0 |
Cement fixation | ||||
Cemented | 72 | 74 | 74 | 68 |
Cementless | 1 | 0 | 0 | 0 |
Not documented | ||||
Lateral release type | ||||
No | 56 | 56 | 56 | 56 |
Yes – patellar tracking | 9 | 10 | 10 | 9 |
Yes – tibial femoral alignment | 4 | 5 | 5 | 4 |
Yes – both patellar tracking and tibial femoral alignment | 3 | 3 | 3 | 2 |
Not documented/insufficient information | 1 | 0 | 0 | 2 |
Posterior cruciate ligament recession | ||||
No | 51 | 55 | 55 | 53 |
Yes | 21 | 19 | 19 | 18 |
Not documented | 1 | 0 | 0 | 2 |
Knee alignment | ||||
Varus | 49 | 43 | 43 | 34 |
Valgus | 19 | 18 | 18 | 13 |
Neutral | 3 | 7 | 7 | 3 |
Not documented/insufficient information | 3 | 6 | 6 | 21 |
Knee predominant compartment | ||||
Medial | 49 | 46 | 46 | 44 |
Lateral | 19 | 18 | 18 | 12 |
Even | 3 | 2 | 2 | 4 |
Not documented/insufficient information | 3 | 8 | 8 | 11 |