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Table 1 Summarized data of patients

From: Protection of L1 nerve roots by pre-relieve tension in parallel endplate osteotomy for severe rigid thoracolumbar spine deformity

Patient No.Age/SexEtiologyKyphosis Cobb (degrees)
Pre-op Post-op
Scoliosis Cobb (degrees)
Pre-op Post-op
Osteotomy segmentsUpper and lower end vertebraBleeding (mL)L1 nerve roots injuryOperative time (hours)
133/FIdiopathic85 1267 15T11/T12T8-L41800YES5.6
221/MIdiopathic90 25130 40T12/L1T5-L53000YES11
325/FCongenital112 2098 18T12/L1T8-L51500NO5.8
48/MTuberculosis98 16T10/T11/T12T5-L41000YES6
522/MIdiopathic102 32118 35L1/L2T8-S13000NO5.5
610/FCongenital90 2278 16T11/T12T6-L31500NO5
715/MIdiopathic108 24131 35T9/T11/T12T4-L52600NO9
824/FCongenital100 1585 14T12/L1T9-L51800NO6.3
916/MCongenital148 44T12/L1T5-L42000NO10
1020/FCongenital166 46T10/T11/T12T5-L51700NO7
1138/FIdiopathic85 2563 15T12/L1T9-L42500NO5.5
1232/MCongenital100 2054 17T12T8-L41000NO7