The Biological Effects of Combining Metals in a Posterior Spinal Implant: In Vivo Model Development Report of the First Two Cases

Table 2

Radiographic parameters, kyphosis measured from lateral radiographs.

	P12	P2
Pre-op kyphosis	25°	19°
Immediate post-op kyphosis	4°	0°
3 months post-op	23°	17°
6 months post-op	33°	13°
9 months post-op	25°	12°
12 months post-op	34°	11°
After harvest	29°	11°