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Table 3 Spearman correlation coefficient between lung function at rest and cardiopulmonary performance to exercise

From: Ventilation dynamics using a portable device coupled to the six-minute walk test in people with long-COVID syndrome: a preliminary study

Variables

 

R4-R20

6MWD

BR

∆IC

VO2peak

FVC

r s

-0.055

0.075

-0.150

-0.047

0.191

 

P

0.84

0.78

0.58

0.85

0.48

R4-R20

r s

-

-0.499

-0.075

0.134

-0.185

 

P

-

0.039

0.78

0.62

0.49

6MWD

r s

-

-

0.046

-0.110

0.628

 

P

-

-

0.87

0.68

0.009

BR

r s

-

-

-

0.080

0.003

 

P

-

-

-

0.77

0.99

∆IC

r s

-

-

-

-

0.289

 

P

-

-

-

-

0.28

  1. FVC forced vital capacity, R4-R20 difference between resistance at 4–20 Hz, AX integrated low-frequency reactance, 6MWD six-minute walking distance, BR breathing reserve, IC inspiratory capacity, VO2peak peak oxygen uptake
  2. Bold type indicates significant correlations
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BMC Research Notes

ISSN: 1756-0500

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