Measuring Dyspnea and Perceived Exertion in Healthy Adults and with Respiratory Disease: New Pictorial Scales

Sports Medicine - Open

Table 2 Summary of model fitting

	Model	RMSE	AIC
Dalhousie legs vs W	Power	0.292	6.977
	Delay	0.245	−12.669
	Delay-power	0.247	6.454
	Delay-quadratic	0.196	−9.87
Borg leg fatigue vs W	Power	0.481	16.375
	Delay	0.418	−2.159
	Delay-power	0.395	15.809
	Delay-quadratic	0.344	−3.064
Dalhousie breathing effort vs \( {\overset{.}{V}}_E \)	Power	0.337	11.145
	Delay	0.324	3.976
	Delay-power	0.264	8.805
	Delay-quadratic	0.237	−2.157
Borg dyspnea vs \( {\overset{.}{V}}_E \)	Power	0.433	12.926
	Delay	0.352	−0.231
	Delay-power	0.295	9.901
	Delay-quadratic	0.269	−2.77