Table 2

Weighted Hazard Ratio (Adjusted 95% CI) for Multiple Comparisons of Serious Arrhythmia Events Among the 3 Antibiotic Groups

Days 1 to 5Days 6 to 10
AntibioticAmoxicillinAzithromycinLevofloxacinAmoxicillinAzithromycinLevofloxacin
Amoxicillin10.56 (0.38–0.83)
P ≤.001)
0.41 (0.26–0.64)
P ≤.001
10.73 (0.49–1.10)
P = .179
0.57 (0.35–0.92)
P = .039
Azithromycin1.77 (1.20–2.62)
P ≤.001
10.73 (0.47–1.13)
P = .315
1.37 (0.91–2.05)
P = .17 9
10.78 (0.48–1.26)
P = .843
Levofloxacin2.43 (1.56–3.79)
P ≤.001
1.37 (0.88–2.13)
P = .315
11.75 (1.09–2.82)
P = .039
1.28 (0.79–2.08)
P = .843
1