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. 2008 Dec 31;44(6):370–374. doi: 10.3340/jkns.2008.44.6.370

Fig. 3.

Fig. 3

Radiographs demonstrating the cage subsidence in the immediate postoperative (A) and the last follow-up (B). Δtotal inter-vertebral height greater than 3 mm was considered relevant subsidence (ΔTIH : 34.85-31.22 = 3.63mm > 3mm).