1 MARICOPA COUNTY DEPARTMENT OF PUBLIC HEALTH DIVISION OF DISEASE CONTROL OFFICE OF EPIDEMIOLOGY HEAT-ASSOCIATED DEATHS IN MARICOPA COUNTY, AZ ADDENDUM TO THE 2013 FINAL REPORT WITH RESOLUTION TO THREE PENDING CASES 4/16/2015 2 Table of Contents Background ............................................................................................................................................... 3 Results of the Pending Cases .................................................................................................................... 3 Table 1: Identifying Characteristics of the Two Pending Cases ........................................................... 3 Preliminary and Final Results ................................................................................................................... 4 Table 2: Heat Associated Deaths by Classification .............................................................................. 4 Table 3: Heat Associated Deaths by Place of Residence ...................................................................... 4 Table 4: Heat Associated Deaths by Gender ........................................................................................ 4 Table 5: Heat Associated Deaths by Age Group .................................................................................. 5 Table 6: Heat Associated Deaths by Number of Years Spent in Arizona ............................................ 5 Table 7: Heat Associated Deaths by Race/Ethnicity ............................................................................ 6 Table 8: Heat Associated Deaths by Place of Injury ............................................................................ 6 Table 9: Heat Associated Deaths by Place of Outdoor Injury .............................................................. 7 Table 10: Heat Associated Deaths by Residency Status ....................................................................... 7 Table 11: Heat Associated Deaths by Drug & Alcohol Use (Death Certificate).................................. 8 3 Background After extensive investigation into the three pending cases, it was found that two of the three cases were legitimate heat-associated deaths, while one case was ruled out. This addendum is a continuation of the 2013 Final Heat-Associated Death Report and includes a summarization of the two heat-associated deaths that have been confirmed. In this report you will find a table depicting the history and demographics of the two previously pending heat-associated deaths, followed by a series of tables depicting the preliminary 2013 results compared to the final 2013 results. Final Results of the Two Pending Cases Table 1 Identifying Characteristics of the Two Pending Cases Case #1 Case #2 Heat Caused Heat Caused Male Male 45 1 35-49 0-4 14 1 Unknown White Outdoor Outdoor Place of Outdoor Injury Urban Area Car Air Conditioning Status N/A N/A Homeless Non-Homeless No No Maricopa County Maricopa County Date of Injury 7/26/2013 9/21/2013 Date of Death 7/26/2013 9/23/2013 Heat Caused or Heat Related Gender Age Age Group # of Years Spent in Arizona Race Place of Injury Homeless Status Drug/Alcohol Related based on records from the Death Certificate Place of Residency 4 Comparison of the Preliminary and Final Results for the 2013 Heat Mortality Report Table 2 Heat Associated Deaths by Classification Preliminary Results Final Results Heat Related 33 (44.6%) 33 (43.4%) Heat Caused 41 (55.4%) 43 (56.6%) Total 74 (100%) 76 (100%) Table 3 Heat Associated Deaths by Place of Residence Preliminary Results Final Results Maricopa County 60 (87.0%) 62 (87.3%) Non-Maricopa County 5 (7.2%) 5 (7.0%) Non-Arizona 4 (5.8%) 4 (5.6%) Total 69 (100%) 71 (100%) *Excludes 5 cases where residency could not be established **Non-Maricopa County residents include 5 cases from unidentified AZ counties ***Non-Arizona residents include three U.S. residents (CA, OR, WV) and one non-US resident (Mexico) Table 4 Heat Associated Deaths by Gender Preliminary Results Final Results Total # Males 60 (81.1%) 62 (81.6%) Total # Females 14 (18.9%) 14 (18.4%) Total 74 (100%) 76 (100%) 5 Table 5 Heat Associated Deaths by Age Group Preliminary Results Final Results 0-4 1 (1.4%) 2 (2.7%) 5-19 2 (2.7%) 2 (2.7%) 20-34 7 (9.6%) 7 (9.3%) 35-49 19 (26.0%) 20 (26.7%) 50-64 23 (31.5%) 23 (30.7%) 65-74 11 (15.1%) 11 (14.7%) 75+ 10 (13.7%) 10 (13.3%) Total 73 (100%) 75 (100%) *One case was excluded due to unknown age group Table 6 Heat Associated Deaths by Number of Years Spent in Arizona Preliminary Results Final Results <3 11 (18.0%) 12 (19.0%) 3-9 9 (14.8%) 9 (14.3%) 10-19 5 (8.2%) 6 (9.5%) 20+ 36 (59.0%) 36 (57.1%) Total 61 (100%) 63 (100%) *Excludes thirteen cases for which time spent in Arizona was unknown at the time of analysis 6 Table 7 Heat Associated Deaths by Race/Ethnicity Preliminary Results Final Results White 37 (62.7%) 38 (63.3%) Hispanic 12 (20.3%) 12 (20.0%) African American 8 (13.6%) 8 (13.3%) Native American 2 (3.4%) 2 (3.3%) Total Rates: 59 (100%) 60 (100%) *Based on 2012 Census population estimates for Maricopa County. *Preliminary results: Excludes fourteen cases that were not Maricopa County residents (one with unknown race), and one additional case with multiple races indicated. **Final Results: Excludes one case that was a Maricopa County resident with unknown race, fourteen cases that were not Maricopa County residents (one with unknown race), and one additional case with multiple races indicated. Table 8 Heat Associated Deaths by Place of Injury Preliminary Results Final Results Indoor 30 (40.5%) 30 (39.5%) Outdoor 44 (59.5%) 46 (60.5%) Total 74 (100%) 76 (100%) 7 Table 9 Heat Associated Deaths by Place of Outdoor Injury Preliminary Results Final Results Urban Area 17 (38.6%) 18 (39.1%) Desert Area/Trail 11 (25.0%) 11 (23.9%) Private Residence 11 (25.0%) 11 (23.9%) Car 5 (11.4%) 6 (13.0%) Total 44 (100%) 46 (100%) Table 10 Heat Associated Deaths by Residency Status Preliminary Results Final Results Homeless 12 (16.2%) 13 (17.1%) Non-Homeless 62 (83.8%) 63 (82.9%) Total 74 (100%) 76 (100%) 8 Table 11 Drug and Alcohol Use, as Mentioned on the Death Certificate, for HeatAssociated Deaths by Homelessness Preliminary Results Drug and/or Alcohol Use Preliminary Results ‘No’ Drug and/or Alcohol Use Final Results Drug and/or Alcohol Use Final Results ‘No’ Drug and/or Alcohol Use Homeless 6 (23.1%) 6 (12.5%) 6 (23.1%) 7 (14.0%) NonHomeless 20 (76.9%) 42 (87.5%) 20 (76.9%) 43 (86.0%) Total 26 (100%) 48 (100%) 26 (100%) 50 (100%)