Illinois Hospital Report Card

and Consumer Guide to Health Care

UChicago Medicine

Patient Safety - Surgical Site Infections (SSIs)

Surgical Site Infections (SSIs)

Presented below are data for surgical site infections associated with coronary artery bypass graft surgery (CABG) and total knee replacement surgery (KPROs) using the Standardized Infection Ratio (SIR) . Superficial and secondary surgical site infections are not included in the summary data below. Statewide summaries of surgical site infection data arranged by surgical procedure ( CABG , KPRO ) and hospital are also included.

Statistical Significance

Statistically significantly better than the national average or performing at the best possible rate

Not statistically significantly better or worse than the national average

Statistically significantly worse than the national average

Key	Description
46	Complete Reporting: Zero infections. Number of reported events is not significantly different than predicted
117	Complete Reporting: Zero infections. Number of reported events is not significantly different than predicted

SSI Measure	Result	SIR
Total Knee Replacement Surgery Q1 2024 - Q4 2024 Result 4 infections, 266 procedures Rating SIR: 2.27	4 infections, 266 procedures	2.27
Description Surgical Site Infections Associated with Total Knee Replacement Surgery Summarized as a Standardized Infection Ratio Historical Data
Measure	Result	Rating
Q1 2023 - Q4 2023 Result 0 infections, 342 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 342 procedures ¹¹⁷	0.00 ¹¹⁷
Q1 2022 - Q4 2022 Result 0 infections, 331 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 331 procedures ¹¹⁷	0.00 ¹¹⁷
Q1 2021 - Q4 2021 Result 1 infections, 367 procedures Rating SIR: 0.51	1 infections, 367 procedures	0.51
Q1 2020 - Q4 2020 Result 1 infections, 326 procedures Rating SIR: 0.50	1 infections, 326 procedures	0.50
Q1 2019 - Q4 2019 Result 2 infections, 412 procedures Rating SIR: 0.83	2 infections, 412 procedures	0.83
Q1 2018 - Q4 2018 Result 3 infections, 370 procedures Rating SIR: 1.39	3 infections, 370 procedures	1.39
Q1 2017 - Q4 2017 Result 1 infections, 314 procedures Rating SIR: 0.47	1 infections, 314 procedures	0.47
Q1 2016 - Q4 2016 Result 1 infections, 285 procedures Rating SIR: 0.54	1 infections, 285 procedures	0.54
Q1 2015 - Q4 2015 Result 2 infections, 281 procedures Rating SIR: 0.73	2 infections, 281 procedures	0.73
Q1 2014 - Q4 2014 Result 0 infections, 275 procedures Rating SIR: 0.00	0 infections, 275 procedures	0.00
Q3 2013 - Q2 2014 Result 0 infections, 226 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 226 procedures ¹¹⁷	0.00 ¹¹⁷
Q3 2012 - Q2 2013 Result 0 infections, 182 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 182 procedures ¹¹⁷	0.00 ¹¹⁷
Q3 2011 - Q2 2012 Result 1 infections, 244 procedures Rating SIR: 0.41	1 infections, 244 procedures	0.41
Q3 2010 - Q2 2011 Result 0 infections, 242 procedures ⁴⁶ Rating SIR: 0.00 ⁴⁶	0 infections, 242 procedures ⁴⁶	0.00 ⁴⁶
Coronary Artery Bypass Graft Surgery Q1 2024 - Q4 2024 Result 1 infections, 290 procedures Rating SIR: 0.32	1 infections, 290 procedures	0.32
Description Surgical Site Infections Associated with Coronary Artery Bypass Graft Surgery Summarized as a Standardized Infection Ratio Historical Data
Measure	Result	Rating
Q1 2023 - Q4 2023 Result 2 infections, 302 procedures Rating SIR: 0.60	2 infections, 302 procedures	0.60
Q1 2022 - Q4 2022 Result 0 infections, 326 procedures Rating SIR: 0.00	0 infections, 326 procedures	0.00
Q1 2021 - Q4 2021 Result 0 infections, 258 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 258 procedures ¹¹⁷	0.00 ¹¹⁷
Q1 2020 - Q4 2020 Result 0 infections, 220 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 220 procedures ¹¹⁷	0.00 ¹¹⁷
Q1 2019 - Q4 2019 Result 0 infections, 210 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 210 procedures ¹¹⁷	0.00 ¹¹⁷
Q1 2018 - Q4 2018 Result 2 infections, 237 procedures Rating SIR: 0.78	2 infections, 237 procedures	0.78
Q1 2016 - Q4 2016 Result 1 infections, 174 procedures Rating SIR: 0.40	1 infections, 174 procedures	0.40
Q1 2015 - Q4 2015 Result 1 infections, 147 procedures Rating SIR: 0.39	1 infections, 147 procedures	0.39
Q1 2014 - Q4 2014 Result 0 infections, 152 procedures Rating SIR: 0.00	0 infections, 152 procedures	0.00
Q3 2013 - Q2 2014 Result 0 infections, 149 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 149 procedures ¹¹⁷	0.00 ¹¹⁷
Q3 2012 - Q2 2013 Result 0 infections, 114 procedures ¹¹⁷ Rating SIR: 0.00 ¹¹⁷	0 infections, 114 procedures ¹¹⁷	0.00 ¹¹⁷
Q3 2011 - Q2 2012 Result 2 infections, 124 procedures Rating SIR: 0.98	2 infections, 124 procedures	0.98
Q3 2010 - Q2 2011 Result 0 infections, 155 procedures ⁴⁶ Rating SIR: 0.00 ⁴⁶	0 infections, 155 procedures ⁴⁶	0.00 ⁴⁶