Surgical Quality Improvement

Nephrectomy Outcomes

Nephrectomy ACS NSQIP Outcomes

January 1, 2024 – December 31, 2024

The American College of Surgeons National Surgical Quality Improvement Program (ACS NSQIP®) objectively measures and reports risk-adjusted surgical outcomes based on a defined sampling and abstraction methodology. These outcomes data reflect Cleveland Clinic’s nephrectomy ACS NSQIP performance benchmarked against 133 participating sites.

Nephrectomy (133 Sites)NObservedExpected
30 Day Mortality1502.00%0.43%
30 Day Morbidity1509.33%9.23%
Cardiac1501.33%0.45%
Pneumonia1490.00%1.54%
Ventilator > 48 Hours1502.00%0.44%
Deep Vein Thrombosis (DVT) / Pulmonary Embolus1500.00%1.10%
Renal Failure1505.33%2.03%
Surgical Site Infection (SSI)1493.36%3.22%
Sepsis1501.33%1.27%
C.diff Colitis1500.00%0.12%
Length of Stayᵃ13527.41%17.42%
Prolonged NPO/NGT Use1503.33%2.81%
Urinary Leak/Fistula1500.67%0.74%
Lymphocele/Leak/Fluid1500.00%1.80%

American College of Surgeons National Surgical Quality Improvement Program, 2025.
ACS NSQIP® Semiannual Report July, 2025, Chicago: American College of Surgeons.

ᵃIdentified as a statistical outlier (higher than expected) by the ACS NSQIP hierarchical model.