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Table 9 Decision-making table

From: Traditional Chinese medicine pharmacovigilance in signal detection: decision tree-based data classification

Detection method

Indicators

The total sample

The subsample

Difference

PRR

Recall ratio (%)

R1 = 72.41%

R2 = 71.69%

0.72%

Precision ratio (%)

P1 = 27.10%

P2 = 26.94%

0.16%

Discrepancy ratio (%)

D = 0.92%

 

MHRA

Recall ratio (%)

R1 = 61.69%

R2 = 60.72%

0.97%

Precision ratio (%)

P1 = 27.89%

P2 = 27.69%

0.20%

Discrepancy ratio (%)

D = 1.18%

 

IC

Recall ratio (%)

R1 = 38.19%

R2 = 36.75%

1.44%

Precision ratio (%)

P1 = 42.15%

P2 = 46.21%

−4.06%

Discrepancy ratio (%)

D = 4.72%