Data Sources, Notes, and Explanations
CLABSI - Central line-Associated Blood Stream Infection & Colon SSI
- Colon Surgical Site Infection: Data were retrieved from CMS Hospital
Compare HAI files, which are updated quarterly in April, July, October,
and December. The file used for the estimates was updated on 12/21/2017.
NTSV - Nulliparous, Term, Singleton, Vertex Cesarean Birth Rate: Data were
retrieved from CMQCC (California Maternal Quality Care Collaborative),
which are updated once a year. The file used for the estimates was updated
on 12/15/2017. (www.cmqcc.org/focus-areas/quality-improvement/ntsv-c-sections)
The national rate is sourced from "Table 13. Selected medical and health
characteristics of births, by race and Hispanic origin of mother: United
States, 2016" from Martin JA, Hamilton BE, Osterman MJK, Driscoll AK,
Drake P. Births: Final data for 2016. National Vital Statistics Reports;
vol 67 no 1. Hyattsville, MD: National Center for Health Statistics. 2018.
Sepsis Mortality Rate: Data are based on OSHPD Inpatient Discharge Public
Use Files (2010-2014), which are updated annually around August. The file
used for the estimates was updated on 09/29/2015. (www.oshpd.ca.gov/HID/Data_Request_Center/PUF.html).
ICD-9-CM Codes used in updated Dombrovskiy et al. (2007) method to identify
sepsis cases are available upon request (original method: Dombrovskiy,
V. Y., Martin, A. A., Sunderram, J., & Paz, H. L. (2007). Rapid increase
in hospitalization and mortality rates for severe sepsis in the United
States: a trend analysis from 1993 to 2003. Critical care medicine, 35(5),
1244-1250). The national rate is from "eFigure 3. Sepsis Trends in Hospitals
with Continuous Data from 2009-2014: A) Incidence, B) In-Hospital Mortality"
supplementary online content for Rhee C, Dantes R, Epstein L, Murphy DJ,
Seymour CW, Iwashyna TJ, Kadri SS, Angus DC, Danner RL, Fiore AE, Jernigan
JA, Martin GS, Septimus E, Warren DK, Karcz A, Chan C, Menchaca JT, Wang
R, Gruber S, Klompas M, . Incidence and Trends of Sepsis in US Hospitals
Using Clinical vs Claims Data, 2009-2014. JAMA. 2017;318(13):1241-1249.
VTE - Venous Thromboembolism: Data were retrieved from CMS Hospital Compare
Timeliness & Effectiveness of Care files, which are updated quarterly
in April, July, October, and December. The file used for the estimates
was updated on 12/21/2017. (www.medicare.gov/hospitalCompare/Data/data-updated.html#)