| Heat stroke experience in the past one year | ||||
---|---|---|---|---|---|
 | Controls N (%) | Cases N (%) | Model I | Model II | Model III |
Unadjusted OR (95% CI) | Adjusted OR†(95% CI) | Adjusted OR†(95% CI) | |||
  Health risk perception of heat waves |  |  |  |  |  |
  Low impact | 315(97.5) | 8(2.5) | 1 | 1 |  |
  Moderate impact | 1336(93.8) | 89(6.2) | 2.63(1.26–5.46) | 2.93(1.38–6.22) |  |
  High impact | 382(88.0) | 52(12.0) | 5.36(2.51–11.45) | 10.58(4.74–23.63) |  |
  Number of spontaneous adaptation behaviors to heat waves |  |  |  |  |  |
  <4 | 510(89.5) | 60(10.5) | 1 | 1 |  |
  4–7 | 1060(94.8) | 58(5.2) | 0.47 (0.32–0.68) | 0.38 (0.25–0.57) |  |
  >7 | 463(93.7) | 31(6.3) | 0.57 (0.36–0.89) | 0.47 (0.28–0.78) |  |
  Health risk perception × numbers of spontaneous adaptation behaviors to heat waves |  |  |  |  |  |
  Low impact×<4 adaptation behaviors | 157(98.1) | 3(1.9) |  |  | 1 |
  Low impact×4–7 adaptation behaviors | 115(97.5) | 3(2.5) |  |  | 1.39(0.27–7.10) |
  Low impact×>7 adaptation behaviors | 43(95.6) | 2(4.4) |  |  | 3.40(0.54–21.43) |
  Moderate impact×<4 adaptation behaviors | 331(90.7) | 34(9.3) |  |  | 4.99(1.50–16.63) |
  Moderate impact×4–7 adaptation behaviors | 725(95.3) | 36(4.7) |  |  | 2.25(0.68–7.47) |
  Moderate impact×>7 adaptation behaviors | 280(93.6) | 19(6.4) |  |  | 3.58(1.03–12.44) |
  High impact×<4 adaptation behaviors | 22(48.9) | 23(51.1) |  |  | 47.46(12.82–175.73) |
  High impact×4–7 adaptation behaviors | 220(92.1) | 19(7.9) |  |  | 6.86(1.95–24.80) |
  High impact×>7 adaptation behaviors | 140(93.3) | 10(6.7) |  |  | 5.46(1.43–20.80) |
  P for interaction of high impact×4–7 adaptation behaviors |  |  |  |  | 0.014 |
  P for interaction of high impact×>7 adaptation behaviors |  |  |  |  | 0.001 |