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. Author manuscript; available in PMC: 2020 Nov 9.
Published in final edited form as: Clin Pediatr (Phila). 2019 Jun 5;58(11-12):1302–1308. doi: 10.1177/0009922819853003

Appendix B.

Descriptive Imaging and Antibiotic Characteristicsa.

Overall Infant Febrile UTI
Characteristic Before 2011 After 2011 Before 2011 After 2011 Before 2011 After 2011
Ultrasound 4.4% 9.0% 7.3% 14.5% 1.2% 6.1%
Other imaging 10.3% 13.5% 18.5% 16.0% 33.5% 41.3%
Antibiotic 70.7% 66.4% 51.2% 40.7% 88.3% 72.2%

Abbreviations: UTI, urinary tract infection; NAMCS, National Ambulatory Medical Care Survey; NHAMCS, National Hospital Ambulatory Medical Care Survey.

a

National estimates of patient characteristics and outcomes of interest for full cohort and sensitivity analyses stratified by year—2008–2010 and 2012–2014. NAMCS and NHAMCS survey design was used to obtain national estimates.