Table 1

Patient-specific surgical and fracture details for group I, transitional, and group II patients

Patient No.No. of levelsFusionPD-LTechniqueSitePrimary/assisting surgeonFracture type, level
Group I
 12—L4-5, L5-S1United StatesUnited StatesH.G.S.VB-SF, L5
 22—L3-4, L4-5United StatesUnited StatesH.G.S.VB-SF, L4
 32—L4-5, L5-S1United StatesUnited StatesH.G.S.VB-SF, L5*
 42—L4-5, L5-S1United StatesUnited StatesH.G.S.Anterior keel cut–to–anterior keel cut†, L5
 52—L4-5, L5-S1United StatesUnited StatesH.G.S.VB-SF, L5
T
 63—L3-4, L4-5, L5-S1PHOUnited StatesR.B./H.G.S.VB-SF, L4
Group II
 72—L4-5, L5-S1PH/CR/FCUnited StatesH.G.S.—
 82—L4-5, L5-S1PH/CR/FCUnited StatesH.G.S.—
 92L5-S1L3-4, L4-5PH/CR/FCUnited StatesH.G.S.—
 102—L4-5, L5-S1PH/CR/FCUnited StatesH.G.S.—
 112—L3-4, L4-5PH/CR/FCGermanyR.B.—
 122—L3-4, L4-5PH/CR/FCGermanyR.B.—‡
 132—L3-4, L4-5PH/CR/FCGermanyR.B.—
 143—L3-4, L4-5, L5-S1PH/CR/FCGermanyR.B.—
 153—L3-4, L4-5, L5-S1PH/CR/FCGermanyR.B.—
 162—L3-4, L4-5PH/CR/FCGermanyR.B.—
 172—L3-4, L4-5PH/CR/FCGermanyR.B.—
 182—L3-4, L4-5PH/CR/FCGermanyR.B.—

  • Abbreviation: T, transitional patient operated on by PHO technique.

  • ↵* Plated at second surgery.

  • ↵† Plated during index surgery.

  • ↵‡ Incomplete radiologic data.