Article Figures & Data
Figures
- Figure 1
Patient selection flow chart. ALIF, anterior lumbar interbody fusion; BMP, bone morphogenetic protein.
- Figure 2
Kaplan-Meier plot for pseudarthrosis and revision surgery occurring within 2 y postoperatively. BMP, bone morphogenetic protein.
Tables
- Table 1
Propensity-matched characteristics of patients undergoing single-level anterior lumbar interbody fusion surgeries.
Parameters Total, n = 22,110 BMP Utilized in Procedure, n = 8971 No BMP Utilized in Procedure, n = 13,139 P Value Age, n (%) <0.05 65–69 9308 (42.1) 3920 (43.7) 5388 (41.0) 70–74 6899 (31.2) 2766 (30.8) 4133 (31.5) 75–79 4194 (19.0) 1658 (18.5) 2536 (19.3) 80–84 1709 (7.7) 627 (7.0) 1082 (8.2) Sex, n (%) 0.77 Male 8007 (36.2) 3238 (36.1) 4769 (36.3) Female 14,103 (63.8) 5733 (63.9) 8370 (63.7) Comorbidities, n (%) Body mass index >30 kg/m2 1183 (5.4) 469 (5.2) 714 (5.4) 0.52 Diabetes mellitus 4540 (20.5) 1725 (19.2) 2815 (21.4) <0.05 Chronic kidney disease 865 (3.9) 340 (3.8) 525 (4.0) 0.46 Hypertension 11,575 (52.4) 4601 (51.3) 6974 (53.1) <0.05 Rheumatoid arthritis 651 (2.9) 279 (3.1) 372 (2.8) 0.24 Osteoporosis 1947 (8.8) 814 (9.1) 1133 (8.6) 0.26 Smoking 2159 (9.8) 853 (9.5) 1306 (9.9) 0.30 Postoperative complications, n (%) Pseudarthrosis 352 (1.6) 174 (1.9) 178 (1.4) <0.05 Revision surgery 789 (3.6) 330 (3.7) 459 (3.5) 0.49 Abbreviation: BMP, bone morphogenetic protein.
- Table 2
Propensity-matched odds of complications among bone morphogenetic protein treatment cohort who underwent single-level anterior lumbar interbody fusion surgeries compared with the control cohort.
Postoperative Complications OR (95% CI) Pseudarthrosis 1.44 (1.16–1.76) Revision surgery 1.06 (0.91–1.22)
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