Concurrent Validity of the Static and Dynamic Measures of Inspiratory Muscle Strength: Comparison between Maximal Inspiratory Pressure and S-Index.
Guilherme de Souza AreiasLuan Rodrigues SantiagoDaniel Sobral TeixeiraMichel Silva ReisPublished in: Brazilian journal of cardiovascular surgery (2020)
S-Index and MIP do not present similar values since they are evaluations of different events of the muscular contraction. However, they have a strong correlation and good agreement, which indicate that both are able to evaluate the IMS of healthy individuals.