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Table 1 Summary statistics of the GAMM (Trial 2)

From: Pitching stability of diving seabirds during underwater locomotion: a comparison among alcids and a penguin

Response

Model term

Parametric coefficient

df

F value

p value

Angular velocity RMS (°/s)

Max dive depth

−0.0027

1.00

101.25

<0.0001

Speed

−0.0358

1.00

75.17

<0.0001

Pitch

0.0027

1.00

72.64

<0.0001

s(dynamic acceleration RMS): ADPE

 

7.53

383.67

<0.0001

s(dynamic acceleration RMS): BRGU

 

3.08

36.18

<0.0001

s(dynamic acceleration RMS): RHAU

 

7.48

62.00

<0.0001

s(current depth percentage): ADPE

 

7.51

88.21

<0.0001

s(current depth percentage): BRGU

 

6.96

219.88

<0.0001

s(current depth percentage): RHAU

 

7.50

296.67

<0.0001

  1. Summary statistics of the GAMM (Trial 2) fitted to the angular velocity RMS via the “mgcv” package [34]. The effects of nonlinear term, indicated by s(), are shown in Fig. 4