showed a trendP < 0.1
In ROSC-MIRACLE 2 , a low post-ROSC pH showed a trend towards increased risk (β = 0.67, 95% CI −0.09, 1.43, P < 0.1), whilst in MIRACLE 2 , low pH on hospital arrival was a statistically significant predictor (β = 0.77, 95% CI 0.04, 1.50, P < 0.05).