. 2004 Jan 9;13(3):229–234. doi: 10.1007/s00586-003-0627-7

Table 3.

Multiple regression analysis (forward step-wise) of osseous fusion at follow-up for patients operated on by anterior cervical decompression and fusion

Variable	Cumulative adjusted R² by step	Beta	b	Standard error b
Gender	0.09	0.32	0.29	0.09
N:o operating level	0.12	0.22	0.17	0.08