Table 1.
ACDF | Study group N = 258 |
Total group N = 390 |
p-value |
---|---|---|---|
Females - no of patients (%) | 114 (44) | 178 (46) | 0.72prop |
Median age (range) - (years) | 47.5 (28.3-82.8) | 47.7 (26.9- 82.8) | 0.73 |
Levels per procedure - no of patients (%) | |||
One level | 152 (59) | 240 (61) | 0.50 |
Two levels | 104 (40) | 148 (38) | 0.55 |
Three levels | 2 (1) | 2 (1) | 0.68 0.75χ2 |
Level - no of patients (%) | |||
C3/C4 | 7 (3) | 7 (2) | 0.43 |
C4/C5 | 38 (15) | 56 (14) | 0.90 |
C5/C6 | 182 (71) | 266 (68) | 0.53 |
C6/C7 | 137 (53) | 207 (53) | 0.99 |
C7/Th1 | 2 (1) | 6 (2) | 0.39 0.85χ2 |
Method of fusion - no of patients (%) | |||
Autologous bone graft | 181 (70) | 278 (71) | 0.76 |
PEEK* cage | 77 (30) | 112 (29) | 0.76 0.76χ2 |
Symptoms - no of patients (%) | |||
Radiculopathy | 206 (80) | 309 (79) | 0.85 |
Radiculopathy and myelopathy | 36 (14) | 50 (13) | 0.86 |
Myelopathy | 9 (3) | 18 (5) | 0.48 |
No radiculopathy or myelopathy | 7 (3) | 13 (3) | 0.66 |
Previous ACDF - no of patients (%) | 11 (4) | 18 (5) | 0.83 |
Previous neck trauma - no of patients (%) | 23 (9) | 26 (7) | 0.29 |
*Polyetheretherketone