Biphasic reaction Biphasic reaction Death Death
Odds Ratio (95% Confidence Interval) P-value Odds Ratio (95% Confidence Interval) P-value
Traditional multivariable regression analyses 1.07 (0.95-1.21) 0.25 0.72 (0.41-1.29) 0.28
Propensity score adjustment 1.07 (0.95-1.20) 0.26 0.76 (0.45-1.26) 0.28
Inverse probability of treatment weighting 1.11 (0.98-1.26) 0.10 0.94 (0.53-1.66) 0.83