Fig. 3From: More anterior bone loss in middle vertebra after contiguous two-segment cervical disc arthroplastySagittal area of vertebra,and anterior and posterior height of vertebra after surgery SV, superior vertebra. MV, middle vertebra. IV, inferior vertebra. AH, anterior height; PH, posterior height; Post-op, post-operation; FU, follow-up. Represented as mean and SEM. *P < 0.05, compared with post-operation in pairwise comparisonBack to article page