Article Figures & Data
Figures
- Figure 1
Flow diagram of patients included for analysis between database cohorts. ACS NSQIP, American College of Surgeons National Surgical Quality Improvement Program.
- Figure 2
Demonstrates the incidence of patient comorbidities between the American College of Surgeons National Surgical Quality Improvement Program (ACS NSQIP) database and institutional registry. CHF, congestive heart failure; HTN, hypertension, COPD, chronic obstructive pulmonary disease.
- Figure 3
Demonstrates the relative risk (American College of Surgeons National Surgical Quality Improvement Program [ACS NSQIP]/institutional registry) of each adverse event. Error bars indicate CI, and * denotes P < 0.05. CHF, congestive heart failure; HTN, hypertension, COPD, chronic obstructive pulmonary disease.
- Figure 4
Demonstrates the incidence of 30-day adverse events between the American College of Surgeons National Surgical Quality Improvement Program (ACS NSQIP) database and institutional registry. UTI, urinary tract infection.
- Figure 5
Demonstrates the relative risk (American College of Surgeons National Surgical Quality Improvement Program [AC NSQIP]/institutional registry) of each adverse event. Error bars indicate CI, and * denotes P < 0.05. UTI, urinary tract infection.
Tables
- Table 1
Patient demographic characteristics between the national database and institutional cohort.
American College of Surgeons National Surgical Quality Improvement Program (N = 13,678) Institutional Registry (N = 940) P Value Age, y 18–30 2.2% 2.0% 31–50 17.1% 22.1%a 51–65 39.4% 42.7% >65 41.3% 33.2%a < 0.001 Sex Male 46.0% 44.8% Female 54.0% 55.2% 0.32 Body mass index 31.17 29.73 < 0.001 ASA classification 1 2.7% 2.1% 2 47.8% 74.9%a 3 47.9% 22.8%a 4 1.8% 0.2%a < 0.001 Levels fused 1 76.1% 82.9% 2 23.9% 17.1% < 0.001 Abbreviation: ASA, American Society of Anesthesiologists.
Institutional Registry
Institutional Registry American College of Surgeons National Surgical Quality Improvement Program Relative Risk P Value 95% CI Relative Risk P Value 95% CI Age 1.03 < 0.001 1.01–1.05 1.01 < 0.001 1.01–1.02 Sex Female 1.79 0.01 1.13–2.86 1.34 < 0.001 1.18–1.53 2-Level fusion 1.15 0.62 0.66–1.98 1.15 0.04 1.01–1.32 Obesity 0.91 0.68 0.58–1.41 1.33 < 0.001 1.18–1.52 Smoking 0.92 0.81 0.46–1.83 1.22 0.02 1.04–1.44 Congestive heart failure 1.98 0.37 0.45–8.74 1.13 0.76 0.50–2.56 Chronic obstructive pulmonary disease 1.53 0.34 0.63–3.71 1.14 0.32 0.88–1.46 Hypertension 0.83 0.43 0.52–1.32 1.21 0.01 1.05–1.39 a P < 0.05.
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