Table 2 Correlation coefficients between the different Dimensions and the Objective Classification Scales and the subjective rating of the patients
From: Estimation of the severity of breathlessness in the emergency department: a dyspnea score
Dimension 1 (exercise tolerance) | Dimension 2 (speech) | Dimension 3 (coopertation) | Dimension 4 (cyanosis) | Dimension 5 (SpO2) | Dimension 6 (breathing) | Dimension 7 (heart rate/rhythm) | |
|---|---|---|---|---|---|---|---|
OCS 9 points | 0.326 | 0.440 | 0.385 | 0.471 | 0.417 | 0.450 | 0.299 |
OCS 13 points | 0.337 | 0.398 | 0.348 | 0.438 | 0.409 | 0.428 | 0.252 |
Subjective rating | 0.442 | 0.588 | 0.419 | 0.485 | 0.452 | 0.615 | 0.401 |