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Table 1 Nationwide summary statistics by period

From: COVID-19 pandemic modifies temperature and heat-related illness ambulance transport association in Japan: a nationwide observational study

Variables Pre-COVID-19 pandemic period (2016-2019) COVID-19 pandemic period (2020)
June July August September Summer period June July August September Summer period
HSAD (n) 2.9 (4.8) 19.9 (33.1) 18.2 (27.8) 3.3 (8.1) 11.2 (23. 7) 4.5 (6.2) 5.8 (9.7) 29.6 (37.2) 5.0 (9.7) 11.3 (22.8)
Maximum Temperature (°C) 26.5 (3.4) 30.9 (3.6) 32.3 (3.3) 27.9 (3.5) 29. 5 (4.2) 27.9 (3.2) 28.2 (3.1) 33.8 (2.7) 28.6 (3.8) 29.6 (4.0)
Relative Humidity (%) 73.7 (12.3) 77.0 (9.1) 73.6 (9.6) 76.6 (10.3) 75.3 (10.5) 75.6 (11.6) 84.5 (7.9) 73.3 (7.4) 76.2 (9.9) 77.4 (10.3)
  1. Values in the cells indicate the mean and the standard deviation enclosed in parentheses
  2. HSAD Heatstroke Ambulance Dispatch, n Number/count, °C Degrees Celsius, % Percent