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Table 4 Comparison of model parsimony for contrasting models explaining effects of UV light (365 and 400 nm) on flight activity

From: Do birds in flight respond to (ultra)violet lighting?

Model Covariates df AIC ΔAIC logLik Deviance χ2 χ df p
IV Distance + Altitude*UV_TYPE 21 7582.9 0.0 − 3770.4 7540.9    
V (Distance + Altitude)*UV_TYPE 29 7597.7 14.8 − 3769.8 7539.7 1.18 8 0.997
I Distance + Altitude 11 7604.7 21.8 − 3791.4 7582.7 43.04 18 < 0.001
II Distance + Altitude + UV_TYPE 13 7607.1 24.2 − 3790.5 7581.1 1.63 2 0.442
III Altitude + Distance*UV_TYPE 21 7620.6 37.7 − 3789.3 7578.6 2.46 8 0.964
  1. The last three columns represent log-Likelihood tests between consecutive models