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. Author manuscript; available in PMC: 2023 Oct 1.
Published in final edited form as: Resuscitation. 2023 Aug 9;191:109933. doi: 10.1016/j.resuscitation.2023.109933

Figure 1.

Figure 1.

Overlap of propensity scores by exposure to calcium

Propensity scores calculated using a regression model with the following variables: age, sex, initial cardiac rhythm, and whether the cardiac arrest was witnessed.