From: Subsidence following cervical discectomy and implant-to-bone ratio
Treatment level | Subsidence | χ2 (df) | p | |
---|---|---|---|---|
Yes n (column %) row % | No n (column %) row % | |||
C3/C4 | 1 (2.9) 11.11 | 8 (6.11) 88.89 | 8.502 (1) | 0.0367 |
C4/C5 | 2 (5.71) 12.5 | 14 (10.7) 87.5 | ||
C5/C6 | 14 (40.0) 15.73 | 75 (57.3) 84.27 | ||
C6/C7 | 18 (51.43) 34.62 | 34 (25.95) 65.38 |