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Table 1 Sensibility and specificity: patients are fluid responsive if their values are over the threshold value with a Se and Spe value shown

From: Respiratory variation of plethysmography signal with a pulse oxymeter: new predictive parameters of fluid responsiveness?

Threshold%

ΔPPKT 12%

ΔPEPKT 4%

ΔPlethP 12%

ΔPEPPleth 6%

Se

92%

86%

88%

92%

Spe

100%

100%

100%

77%