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Table 1 Patient demographics

From: Comparison among perfect-C®, zero-P®, and plates with a cage in single-level cervical degenerative disc disease

  Perfect-C
(n = 41)
Zero-P
(n = 36)
Plate-Cage
(n = 71)
P-value
Sex
 Female 18 11 31  
 Male 23 25 40 0.374
Mean age 57.46 ± 11.35 55.64 ± 10.31 55.06 ± 11.13 0.533