Model term | Adult | Paediatric | ||||
IRR | 95% CI | p Value | IRR | 95% CI | p Value | |
Seasonal | ||||||
Weekday | ||||||
Monday | 0.868 | (0.836 to 0.902) | <0.001 | 0.833 | (0.751 to 0.924) | <0.001 |
Tuesday | 0.843 | (0.812 to 0.876) | <0.001 | 0.811 | (0.731 to 0.899) | <0.001 |
Wednesday | 0.880 | (0.847 to 0.914) | <0.001 | 0.839 | (0.757 to 0.929) | <0.001 |
Thursday | 0.924 | (0.890 to 0.959) | <0.001 | 0.930 | (0.841 to 1.028) | 0.155 |
Friday | 1.000 | – | – | 1.000 | – | – |
Saturday | 1.109 | (1.067 to 1.153) | <0.001 | 1.043 | (0.943 to 1.154) | 0.412 |
Sunday | 1.053 | (1.014 to 1.094) | 0.007 | 1.006 | (0.908 to 1.114) | 0.910 |
Significant date | – | – | – | 1.062 | (0.996 to 1.131) | 0.066 |
Weather | ||||||
Maximum temperature (°C) | 1.003 | (1.000 to 1.007) | 0.061 | 1.019 | (1.014 to 1.025) | <0.001 |
Minimum temperature (°C) | 0.994 | (0.990 to 0.998) | 0.001 | – | – | – |
Rainfall (mm) | 1.002 | (1.000 to 1.004) | 0.064 | – | – | – |
Sun (h) | 1.010 | (1.006 to 1.013) | <0.001 | 1.030 | (1.022 to 1.038) | <0.001 |
Snow (presence/absence) | 1.079 | (1.044 to 1.115) | <0.001 | – | – | – |
Fog (presence/absence) | – | – | – | – | – | – |
Mean wind speed (mph) | – | – | – | 1.013 | (1.001 to 1.025) | 0.034 |
Gust speed (mph) | – | – | – | 0.990 | (0.984 to 0.996) | 0.001 |
d.f., degrees of freedom; IRR, incidence rate ratio.