Table 1

Availability of information on the methods used in recording ADRs, categorized according to type of ADRs reported by the trial.

Types of ADRs
No. of trials
Specific details given on how
Did not specify methods

reporting
rate of reported ADRs were
used in determining the


recorded
rate of reported ADRs

Detected by
68
37 (55%)
31 (45%)
investigative tests



Clinical events
95
14 (15%)
81 (85%)
Patient symptoms
104
18 (17%)
86 (83%)

Loke and Derry BMC Clinical Pharmacology 2001 1:3   doi:10.1186/1472-6904-1-3