From: A real-world analysis of hybrid CDA and ACDF compared to multilevel ACDF
Ā | Full Sample | Primary 2-Level Surgery | Primary 3+-Level Surgery | Secondary Surgery | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ā | Hybrid Surgery ALL Episodes | mACDF ALL Episodes | p1 | Hybrid Surgery ALL Episodes | mACDF ALL Episodes | p1 | Hybrid Surgery ALL Episodes | mACDF ALL Episodes | p1 | Hybrid Surgery ALL Episodes | mACDF ALL Episodes | p1 | ||||||||
N= | 436 | Ā N= | 2,180 | Ā N= | 264 | Ā N= | 1,337 | Ā N= | 132 | Ā N= | 654 | Ā N= | 40 | Ā N= | 189 | |||||
Subsequent Surgery | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
Duration of Follow-up (Mean, SD) | 673.8 | 514.5 | 704.1 | 559.0 | Ā | 694.6 | 523.0 | 726.6 | 570.5 | Ā | 636.7 | 495.2 | 660.1 | 536.1 | Ā | 658.6 | 526.2 | 696.9 | 559.0 | Ā |
Procedure Episodes | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
Episodes with evidence of a subsequent surgery (N, %) | 9 | 2.1% | 46 | 2.1% | Ā | 3 | 1.1% | 29 | 2.2% | Ā | 3 | 2.3% | 13 | 2.0% | Ā | 3 | 7.5% | 4 | 2.1% | Ā |
Rate of subsequent surgery (per 100 patient years) | 1.9 | - | 1.8 | - | Ā | 1.2 | - | 1.7 | - | Ā | 2.2 | - | 1.8 | - | Ā | 5.5 | - | 1.9 | - | Ā |
30-Days Hospitalization | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
All-cause Hospitalization | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
Episodes with a patient admission (N, %) | 20 | 4.6% | 99 | 4.5% | Ā | 8 | 3.0% | 64 | 4.8% | Ā | 7 | 5.3% | 30 | 4.6% | Ā | 5 | 12.5% | 5 | 2.6% | <ā0.01 |
āDays to hospitalization (Mean, SD) | 7.0 | 6.5 | 8.9 | 8.1 | Ā | 3.5 | 2.7 | 8.8 | 8.3 | Ā | 7.0 | 7.5 | 8.7 | 7.6 | Ā | 12.6 | 6.2 | 11.0 | 10.1 | Ā |
āMedian | 5.5 | - | 7.0 | - | Ā | 3.0 | - | 6.0 | - | Ā | 4.0 | - | 7.0 | - | Ā | 13.0 | - | 7.0 | - | Ā |
āRange | 1 | 22 | 1 | 30 | Ā | 1 | 6 | 1 | 30 | Ā | 1 | 21 | 1 | 28 | Ā | 6 | 22 | 2 | 25 | Ā |
ā% hospitalized (per 1 patient year) | 0.67 | - | 0.87 | - | Ā | 0.43 | - | 0.90 | - | Ā | 0.87 | - | 0.98 | - | Ā | 1.64 | - | 0.33 | - | <ā0.05 |
Spinal-Surgery Specific Hospitalization 2 | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
Episodes with a patient admission (N, %) | 16 | 3.7% | 76 | 3.5% | Ā | 8 | 3.0% | 48 | 3.6% | Ā | 5 | 3.8% | 24 | 3.7% | Ā | 3 | 7.5% | 4 | 2.1% | Ā |
āDays to hospitalization (Mean, SD) | 7.6 | 6.7 | 8.3 | 7.7 | Ā | 4.8 | 4.6 | 8.0 | 7.8 | Ā | 9.4 | 7.8 | 8.2 | 7.3 | Ā | 12.0 | 8.7 | 13.0 | 10.4 | Ā |
āMedian | 6.0 | - | 6.0 | - | Ā | 3.5 | - | 6.0 | - | Ā | 9.0 | - | 6.5 | - | Ā | 8.0 | - | 12.5 | - | Ā |
āRange | 1 | 22 | 1 | 30 | Ā | 1 | 14 | 1 | 30 | Ā | 1 | 21 | 1 | 28 | Ā | 6 | 22 | 2 | 25 | Ā |
ā% hospitalized (per 1 patient year) | 0.46 | - | 0.61 | - | Ā | 0.38 | - | 0.56 | - | Ā | 0.48 | - | 0.82 | - | Ā | 0.96 | - | 0.26 | - | Ā |
90-Days Hospitalization | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
All-cause Hospitalization | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
Episodes with a patient admission (N, %) | 20 | 4.6% | 140 | 6.4% | Ā | 8 | 3.0% | 87 | 6.5% | <ā0.05 | 7 | 5.3% | 45 | 6.9% | Ā | 5 | 12.5% | 8 | 4.2% | <ā0.05 |
āDays to hospitalization (Mean, SD) | 7.0 | 6.5 | 24.5 | 27.2 | <ā0.01 | 3.5 | 2.7 | 23.5 | 27.1 | <ā0.05 | 7.0 | 7.5 | 26.2 | 28.0 | Ā | 12.6 | 6.2 | 26.4 | 26.3 | Ā |
āMedian | 5.5 | - | 11.0 | - | Ā | 3.0 | - | 9.0 | - | Ā | 4.0 | - | 11.0 | - | Ā | 13.0 | - | 21.5 | - | Ā |
āRange | 1 | 22 | 1 | 88 | Ā | 1 | 6 | 1 | 88 | Ā | 1 | 21 | 1 | 88 | Ā | 6 | 22 | 2 | 80 | Ā |
ā% hospitalized (per 1 patient year) | 0.23 | - | 0.42 | - | <ā0.05 | 0.14 | - | 0.42 | - | <ā0.05 | 0.33 | - | 0.48 | - | Ā | 0.57 | - | 0.18 | - | <ā0.05 |
Spinal-Surgery Specific Hospitalization 2 | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā | Ā |
Episodes with a patient admission (N, %) | 16 | 3.7% | 106 | 4.9% | Ā | 8 | 3.0% | 65 | 4.9% | Ā | 5 | 3.8% | 35 | 5.4% | Ā | 3 | 7.5% | 6 | 3.2% | Ā |
āDays to hospitalization (Mean, SD) | 7.6 | 6.5 | 22.9 | 27.2 | <ā0.05 | 4.8 | 2.7 | 20.8 | 27.1 | Ā | 9.4 | 7.5 | 25.6 | 28.0 | Ā | 12.0 | 6.2 | 29.5 | 26.3 | Ā |
āMedian | 6.0 | - | 9.0 | - | Ā | 3.5 | - | 9.0 | - | Ā | 9.0 | - | 9.0 | - | Ā | 8.0 | - | 21.5 | - | Ā |
āRange | 1 | 22 | 1 | 89 | Ā | 1 | 14 | 1 | 88 | Ā | 1 | 21 | 1 | 89 | Ā | 6 | 22 | 2 | 80 | Ā |
ā% hospitalized (per 1 patient year) | 0.15 | - | 0.21 | - | Ā | 0.13 | - | 0.19 | - | Ā | 0.16 | - | 0.28 | - | Ā | 0.33 | - | 0.09 | - | Ā |