From: Pre-hospital antibiotic treatment and mortality caused by invasive meningococcal disease, adjusting for indication bias
Variable
OR
95% CI
Propensity score
0.95
0.09–9.76
Pre-hospital antibiotic use
0.37
0.15–0.93
Age
1.03
1.01–1.04
Interval symptoms to in-hospital treatment
0.99
0.98–1.01