Urinary tract infection

Infections. Also called: UTI.

How common is Urinary tract infection in the US?

Total US pediatric emergency department visits with a primary diagnosis of urinary tract infection over the 2006-2011 study period: 1,904,379 (Cumulative ED visits among children age 17 and under, 2006-2011, not an annual rate; United States (Nationwide Emergency Department Sample, nationally representative), 2006-2011). Source: Journal of Pediatric Urology, 2015. Label: REPORTED.

• 1,904,379 Total US pediatric emergency department visits with a primary diagnosis of urinary tract infection over the 2006-2011 study period. Out of: Cumulative ED visits among children age 17 and under, 2006-2011, not an annual rate. Where: United States (Nationwide Emergency Department Sample, nationally representative). When: 2006-2011. Pediatric (age <=17) emergency department visits for UTI only; excludes adults and non-ED-treated cases, and is a 6-year cumulative total, not an annual figure. Label: REPORTED.

  Of the 1,904,379 children presenting to the ED for management of UTI, 86 042 (4.7%) underwent hospital admission.

  Source: Incidence, admission rates, and economic burden of pediatric emergency department visits for urinary tract infection: data from the nationwide emergency department sample, 2006 to 2011 Journal of Pediatric Urology, 2015. PubMed 26005017. DOI 10.1016/j.jpurol.2014.10.005.

Each figure measures something different. Do not compare them with each other or with other conditions.

Medical codes

• ICD-10-CM FY2026: N39.0 Urinary tract infection, site not specified (narrower). Site-specific infections use other codes.

Research activity

As of 2026-09-24: 993 registered studies on ClinicalTrials.gov (search Urinary Tract Infection) and 9,110 PubMed records, 2021 to 2025. A count of records is not how common or serious the condition is.

Population information, not medical advice. Methodology · Known limitations