Table 1 Results from GEE models for the effects of inconsistency (in quiet), ambient noise (with perfectly consistent signals), and the joint effects of inconsistency and ambient noise on the probability of choosing the alternative stimulus.

Modeled effectsParameterEstimateSEWald X2P value
Inconsistency (in quiet)Intercept−0.7630.044301.7<0.001
Call rate0.1110.004735.4<0.001
Inconsistency1.2720.21036.9<0.001
Call rate × inconsistency−0.1140.01936.8<0.001
Ambient noise (with perfectly consistent signals)Intercept−0.7110.069106.9<0.001
Call rate0.1040.006292.2<0.001
Noise0.1990.03335.7<0.001
Call rate × noise−0.0160.00332.1<0.001
Inconsistency and ambient noiseIntercept−0.8640.10173.5<0.001
Call rate0.1120.009170.5<0.001
Inconsistency0.9600.27712.0<0.001
Noise0.2060.04520.8<0.001
Call rate × inconsistency−0.0690.02011.7<0.001
Call rate × noise−0.0170.00422.4<0.001
Inconsistency × noise−0.0040.0830.00.963