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Table 2 Average correlation coefficients (r2) from regression relationships between cough phase durations and EMG amplitudes during repetitive TB coughs.

From: Spatiotemporal regulation of the cough motor pattern

 

Simple linear regression coefficients for cough phase or EMG magnitude (r2 ± SE)

 

CTI

CTE1

CTE2

I Amp

E Amp

CTI

X

0.03 ± 0.01

0.09 ± 0.02

0.08 ± 0.03

0.05 ± 0.01

CTE1

X

X

0.09 ± 0.03

0.04 ± 0.01

0.1 ± 0.03

CTE2

X

X

X

0.07 ± 0.02

0.12 ± 0.02

I Amp

X

X

X

X

0.29 ± 0.05

  1. There were only weak correlations between individual phase durations and a moderate relationship between inspiratory and expiratory EMG amplitudes during coughing.