TdP: Torsade de Pointes; HCQ: hydroxychloroquine; AZT: azithromycin;
BID: twice daily; OD: once daily; NR: not reported; MCR: macrolides;
CLT: clarithromycin; HR: hazard ratio; CI: confidence interval; AMX:
amoxicillin; CalHR: calibrated hazard ratio
Hydroxychloroquine was administered orally. Azithromycin data on route
administration was lacking except stating otherwise.
ΔQTc: the increment was reported either in milliseconds, number of
patients (percentage) with increment in QTc, number of patients
(percentage) with increment of QTc > 60 ms, number of
patients (percentage) with QTc > 500 ms.