Table 5.

Procedure costs and cost-utility analysis

	ACDF (n = 10)	CDA (n = 18)	P-value
Medicare cost*
Hospital	$11,747 ± $1,343	$10,015 ± $0	<0.00‡
Surgeon	$3107 ± $0	$1826 ± $0	<0.00‡
Anesthesia	$596 ± $37	$610 ± $37	0.94
Neuromonitoring	$710 ± $57	$720 ± $72	0.70
Total cost*†	$16,162 ± $1337	$13,171 ± $106	<0.00‡
NDI
Cost/QALY—Year 1	$101,013	$101,315
Cost/QALY—Year 2	$43,681	$48,781
ICER ACDF vs CDA—Year 1	$99,700
ICER ACDF vs CDA—Year 2	$18,593
SF-36
Cost/QALY—Year 1	$70,269	$87,806
Cost/QALY—Year 2	$34,387	$41,159
ICER ACDF vs CDA—Year 1	$37,387
ICER ACDF vs CDA—Year 2	$19,940

Statistically significant.

^*Values given as mean ± standard deviation.

^†Hospital cost plus and CPT-based fees for surgeon, anesthesia and neuromonitoring.

^‡Statistically significant.