Research Article

Both Chloroquine and Lopinavir/Ritonavir Are Ineffective for COVID-19 Treatment and Combined Worsen the Pathology: A Single-Center Experience with Severely Ill Patients

Figure 1

Age groups. Five age groups were defined and the percentage of patients belonging to each group, among the different treatment groups L/R (a), Chlo (b), L/R+Chlo (c), and ST (d), was calculated. L/R: lopinavir/ritonavir; Chlo: chloroquine; L/R+Chlo: lopinavir/ritonavir plus chloroquine; ST: standard treatment.
(a) L/R
(b) CHLO+L/R
(c) CHLO
(d) ST