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. 2016 Oct 7;16:89. doi: 10.1186/s12871-016-0257-3

Fig. 3.

Fig. 3

Survival plots for all patients treated with or without early antibiotics administration in propensity score-matched groups. There was no significant difference in 30-day mortality between the antibiotics and control groups. (Cox regression analysis; hazard ratio, 0.88; confidence interval 95 %, 0.75 to 1.04)