Parameter Name Number of Studies Number of Individuals Multiplier Value, % Std. Error, % References
Fatal Overdose 3 76 635 7.182 0.533 19,20,21
Treatment Admission 3 76 084 21.376 2.142 18,19,20
Non-Fatal ED Overdose 4 4243 40.890 5.111 19,20,28,29