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Table 1 Statistics of ADE reports

From: A stratification method based on clustering for the minimization of data masking effect in signal detection

 

Average frequency of reports on DRUGs

Average frequency of reports on ADRs

Average frequency of reports on DECs

Related to masked DECs

366.96

1001.76

48.29

Overall average

1022.06

2054.62

48.45

Decline ratea

64.10%

51.24%

0.33%

  1. aDecline rate: the percentage of decrease in frequency of masking signals compared to the overall average