Flu Season Cohort Model†, ‡ In-sample AICc (∆) R2 MAE Relative MAE
2007-2008 PIPP Week-only 183 (0) 0.97 8.9 1.0 (Ref.)
All-cause absence 215 (32) 0.44 158.6 17.8
ILI-specific absence 185 (2) 0.49 45.1 5.07
2012-2013 SMART Week-only 161 (0) 0.93 14.4 1.0 (Ref.)
All-cause absence 187 (26) 0.98 11.2 0.78
ILI-specific absence 174 (13) 0.99 8.6 0.60
2015-2016 SMART2 Week-only 204 (0) 1.0 8.6 1.0 (Ref.)
All-cause absence 214 (10) 0.82 5.0 0.59
ILI-specific absence 206 (2) 0.84 18.6 2.17
Pooled analysis PIPP, SMART, SMART2 Week-only 664 (0) 0.35 51.6 1.0 (Ref.)
All-cause absence 665 (1) 0.30 52.4 1.02
ILI-specific absence 667 (3) 0.37 51.5 0.99