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Table 1 Clinical features, demographic data and the pre- and postoperative JOA scale, CMA, operation time and blood loss

From: Reconsideration of the transoral odontoidectomy in complex craniovertebral junction patients with irreducible anterior compression

Pt Sex Age (y/o) Diagnosis Duration from first operation (y) Follow-up (m) JOA (pre) JOA (post) CMA (pre) CMA (post) Op time (min) Blood loss (ml)
1 F 62 BI/AAD 5 76 7 11 120 127 170 50
2 F 47 BI/AAD, Chiari malformation, syringomyelia 2.5 47 8 13 109 125 200 50
3 F 66 BI/AAD, syringomyelia 14 26 6 11 114 126 198 100
4 M 31 BI/AAD, Chiari malformation 1 20 8 10 131 135 160 100
5 F 38 BI/AAD 0.25 81 6 10 103 117 80 200
6 F 27 BI/AAD, Klippel-Feil syndrome 5 47 6 11 95 109 209 20
7 M 31 BI/AAD, syringomyelia 3 18 8 14 127 132 200 50
8 F 39 BI/AAD, syringomyelia 8 76 7 10 130 142 165 50
9 F 45 BI/AAD, os odontoidem 0.3 59 7 13 145 149 185 150
10 M 39 BI/AAD 1.5 4 6 10 114 125 160 65
11 F 45 BI/AAD 2 8 8 12 124 133 188 106