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Table 2 Parameter estimates for the logistic regression models for occurrence of flight responses and interruption of foraging behaviour in animals that startled in experiment 1

From: Repeated elicitation of the acoustic startle reflex leads to sensitisation in subsequent avoidance behaviour and induces fear conditioning

 

Flight responses

 

Chi-square

B (log. reg.coeff.)

Standard Error

p-value

Odds ratio (eB)

Startle pulse

23.05

0.424

0.088

< 0.001

1.53 (playback bout)

     

2.34 (playback session)

Pre-sound only

15.91

0.934

0.234

< 0.001

2.55 (bout and session)

Intercept

10.97

-1.782

0.538

0.001

0.168

 

Fish retrieval prevented

Startle pulse

12.69

0.393

0.110

< 0.001

1.49 (playback bout)

     

2.20 (playback session)

Pre-sound only

7.62

1.139

0.413

0.006

3.13 (bout and session)

Intercept

1.23

-0.634

0.571

0.267

0.530

  1. Parameter estimates for the logistic regression models fitted to the data from experiment 1 (flight responses and fish retrieval in animals that startled). The odds ratio gives the increase in the odds of the respective event occurring with each additional playback bout and playback session.