Fig. 3From: Predicting the impact of placing an overdose prevention site in Philadelphia: a mathematical modeling approachTop: Reduction in non-fatal overdoses as a function of OPS capacity and proportion of original non-fatal overdose rate in the OPS (in which individuals in OPS nonfatally OD at the same rate of those outside OPS). Positive numbers indicate a reduction in non-fatal ODs, whereas negative numbers indicate an increase (due to more opioid users surviving ODs)Back to article page