From: A simulation study comparing aberration detection algorithms for syndromic surveillance
Duration: | C1 | C2 | C3 | GLM | EWMA 0.4 | EWMA 0.9 | F value | p-value | |
---|---|---|---|---|---|---|---|---|---|
1 day | Mean | 59.8% | 58.2% | 44.5% | 73.4% | 52.6% | 64.6% | 2.58 | 0.03 |
Lower CI* | 47.5% | 45.7% | 31.0% | 62.4% | 39.6% | 52.4% | |||
Upper CI | 72.2% | 70.7% | 58.1% | 84.4% | 65.5% | 76.8% | |||
2 days | Mean | 47.3% | 49.1% | 42.4% | 64.2% | 47.9% | 55.2% | 7.81 | <0.0001 |
Lower CI | 42.0% | 43.7% | 36.7% | 59.2% | 42.3% | 49.8% | |||
Upper CI | 52.6% | 54.4% | 48.0% | 69.2% | 53.5% | 60.7% | |||
4 days | Mean | 39.6% | 43.5% | 40.1% | 57.7% | 43.6% | 48.9% | 6.43 | <0.0001 |
Lower CI | 34.5% | 38.2% | 34.7% | 52.6% | 38.2% | 43.5% | |||
Upper CI | 44.7% | 48.8% | 45.5% | 62.7% | 49.1% | 54.4% | |||
6 days | Mean | 33.2% | 39.8% | 37.6% | 54.0% | 41.7% | 45.5% | 7.65 | <0.0001 |
Lower CI | 28.5% | 34.7% | 32.4% | 48.9% | 36.4% | 40.2% | |||
Upper CI | 37.8% | 44.9% | 42.9% | 59.0% | 47.1% | 50.8% | |||
8 days | Mean | 27.7% | 36.4% | 34.7% | 51.3% | 39.2% | 42.2% | 10.55 | <0.0001 |
Lower CI | 23.8% | 31.7% | 29.8% | 46.3% | 34.0% | 37.2% | |||
Upper CI | 31.6% | 41.2% | 39.7% | 56.2% | 44.3% | 47.3% | |||
16 days | Mean | 23.0% | 31.0% | 30.2% | 47.7% | 36.5% | 38.3% | 17.22 | <0.0001 |
Lower CI | 20.5% | 27.4% | 26.1% | 43.2% | 32.0% | 33.9% | |||
Upper CI | 25.5% | 34.6% | 34.4% | 52.2% | 41.0% | 42.7% | |||
32 days | Mean | 26.5% | 31.2% | 27.4% | 47.5% | 36.5% | 37.5% | 36.25 | <0.0001 |
Lower CI | 25.5% | 29.7% | 25.0% | 44.2% | 33.1% | 34.6% | |||
Upper CI | 27.5% | 32.8% | 29.8% | 50.8% | 39.8% | 40.3% | |||
F value | 35.81 | 38.67 | 31.48 | 64.53 | 37.68 | 46.16 | |||
p-value | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 |