Skip to main content

Advertisement

Table 2 Summary of respiratory ED visits+ among 5–18 year-olds in Atlanta, Dallas, and St. Louis

From: Ozone and childhood respiratory disease in three US cities: evaluation of effect measure modification by neighborhood socioeconomic status using a Bayesian hierarchical approach

  Complete ED Database (data from all ZCTAs) Analytical ED Database (data from ZCTAs with ≥50 ED visits)
  ED visits per ZCTA
City Number of ZCTAs ED visit Numbera Number of ZCTAs ED visit Numberb % of total ED visitsc Min Mean Max
Atlanta 191 211 530 179 211 207 99.8% 54 1 180 4 883
Dallas 253 96 983 205 96 108 99.1% 51 469 2 237
St. Louis 256 113 285 151 111 949 98.8% 55 741 5 052
  1. +primary diagnosis of respiratory disease (ICD-9 codes 460–486,493,786.07)
  2. atotal number of respiratory ED visits from all ZCTAs
  3. btotal number of respiratory ED visits from ZCTAs with ≥ 50 ED visits over the study period of each city
  4. c‘total ED visits’ are represented by the ED visit number from the ‘Complete ED Database’
  5. Abbreviations: ED Emergency Department, ICD-9 International Classification of Diseases, 9th Revision, Max maximum, Min minimum, ZCTA Zip Code Tabulation Area