Table 3 Univariate analysis of daily attendances at emergency department by predictors
From: Forecasting daily attendances at an emergency department to aid resource planning
| Â | P1 | P2 | P3 | Total | ||||
|---|---|---|---|---|---|---|---|---|
Predictors | MD | p value* | MD | p value | MD | p value | MD | p value |
Time (in months) | 0.3 | < 0.001 | 2.1 | < 0.001 | -0.1 | ns | 2.2 | < 0.001 |
Day of the week: Sun | 0.9 | ns | -4.6 | ns | 34.3 | < 0.001 | 27.6 | < 0.001 |
Mon | 3.0 | 0.005 | 19.8 | < 0.001 | 48.0 | < 0.001 | 66.5 | < 0.001 |
Tue | 0.5 | ns | 8.0 | 0.005 | 17.6 | < 0.001 | 26.0 | < 0.001 |
Wed | 1.1 | ns | 2.7 | ns | 11.7 | 0.001 | 10.6 | 0.014 |
Thu | 1.4 | ns | 0.8 | ns | 9.3 | 0.008 | 10.3 | 0.016 |
Fri | 0.3 | ns | -1.3 | ns | -1.1 | ns | -6.8 | ns |
[Sat] | 0.0 | - | 0.0 | - | 0.0 | - | 0.0 | - |
Month of the year: Jan | 0.1 | ns | 0.1 | ns | 5.5 | ns | 5.3 | ns |
Feb | -2.2 | ns | 0.3 | ns | 6.7 | ns | 3.9 | ns |
Mar | -3.5 | 0.012 | 3.8 | ns | -1.6 | ns | -2.0 | ns |
Apr | -2.3 | ns | 5.4 | ns | 4.9 | ns | 7.8 | ns |
May | -2.1 | ns | 3.1 | ns | 35.2 | < 0.001 | 37.0 | < 0.001 |
Jun | 0.4 | ns | 4.3 | ns | 31.4 | < 0.001 | 37.9 | < 0.001 |
Jul | -2.5 | 0.041 | -10.7 | 0.002 | 33.6 | < 0.001 | 21.0 | < 0.001 |
Aug | -2.5 | 0.039 | -6.3 | ns | 18.9 | < 0.001 | 11.3 | ns |
Sep | -0.3 | ns | 0.2 | ns | 12.3 | 0.006 | 13.7 | 0.019 |
Oct | 2.7 | 0.029 | 0.3 | ns | 1.3 | ns | 4.9 | ns |
Nov | 3.2 | 0.011 | -9.9 | 0.005 | 6.3 | ns | -0.4 | ns |
[Dec] | 0.0 | - | 0.0 | - | 0.0 | - | 0.0 | - |
Public holiday (Yes) | 0.9 | ns | -11.7 | 0.009 | 17.8 | 0.003 | 7.7 | ns |
Ambient temperature | 0.0 | ns | 0.5 | ns | 5.5 | < 0.001 | 6.2 | < 0.001 |
Relative humidity | -0.1 | 0.039 | -0.3 | ns | 0.3 | ns | -0.8 | 0.007 |
PSI > 50 (Yes) | 8.7 | < 0.001 | 8.2 | ns | -29.2 | < 0.001 | -13.2 | ns |