Table 1 Descriptive statistics for mean and range of meteorological variables, mortality and ED visits during the 2011 heat wave and summer in Harris County, Texas
From: Impact of the 2011 heat wave on mortality and emergency department visits in Houston, Texas
Variable’s description | Unit | 2011 Heat-wave period | Reference perioda | Differences | 2011 Summer periodb | Reference periodc | Differences |
|---|---|---|---|---|---|---|---|
Daily minimum temperature | °C | 26.3 (23.9, 27.8) | 24.9 (22.2, 28.3) | 1.4 | 25.3 (21.1, 28.3) | 24.5 (17.8, 28.3) | 0.9 |
Daily mean temperature | °C | 32.3 (29.4, 34.7) | 29.7 (25.0, 32.8) | 2.5 | 30.9 (25.0, 34.7) | 29.2 (24.4, 33.1) | 1.7 |
Daily maximum temperature | °C | 38.2 (34.4, 42.2) | 34.5 (27.2, 38.3) | 3.7 | 36.5 (28.9, 42.2) | 34.0 (27.2, 39.4) | 2.5 |
Daily all-cause mortality counts | Counts | 52 (40, 67) | 51 (32, 68) | 1 | 52 (32, 67) | 51 (32, 74) | 2 |
Daily all-cause mortality counts among person less than 6 years old | Counts | 1 (0, 4) | 1 (0, 4) | 0 | 1 (0, 4) | 1 (0, 4) | 0 |
Daily all-cause mortality counts among person between 6 and 65 years old | Counts | 16 (10, 26) | 16 (6, 30) | 0 | 16 (7, 26) | 17 (6, 30) | 0 |
Daily all-cause mortality counts among person above 65 years old | Counts | 35 (25, 47) | 34 (22, 50) | 1 | 35 (18, 47) | 33 (18, 59) | 2 |
Daily counts of all-cause ED visits | Counts | 2064 (1795, 2406) | 1786 (1476, 2110) | 278 | 2039 (1795, 2406) | 1795 (1476, 2199) | 244 |
Daily counts of all-cause ED visits among person less than 6 years old | Counts | 303 (248, 404) | 271 (202, 425) | 32 | 311 (239, 404) | 284 (202, 449) | 27 |
Daily counts of all-cause ED visits among person between 6 and 65 years old | Counts | 1456 (1242, 1712) | 1272 (1058, 1527) | 184 | 1422 (1226, 1712) | 1265 (1016, 1621) | 157 |
Daily counts of all-cause ED visits among person above 65 years old | Counts | 305 (236, 351) | 243 (188, 302) | 63 | 306 (236, 366) | 246 (85, 329) | 60 |