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Table 1 Description of primary and revision levels

From: Comparison between repeat anterior and posterior decompression and fusion in the treatment of two-level symptomatic adjacent segment disease after anterior cervical arthrodesis

Primary procedure and fused levels Adjacent segment and reoperation level Number
(N = 32)
ACDF in C4/5 C3/4, C5/6 5
ACDF in C5/6 C4/5, C6/7 5
ACDF in C5/6 C3/4, C4/5 4
ACDF in C4/5 C5/6, C6/7 6
ACCF in C5 C3/4, C6/7 6
ACCF in C5 C6/7, C7/T1 1
ACCF in C4 C5/6, C6/7 4
ACCF in C6 C3/4, C4/5 1