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. 2021 Jun 3;12:668678. doi: 10.3389/fphar.2021.668678

TABLE 4.

Adverse effects of patients with COVID-19 treated with and without antimalarial drugs in a tertiary care center in Mexico City.

N Overall, N = 626 HCQ/CLQ, N = 235 No antimalarial, N = 391 p-value
Hypoglycemia, grade 494 0.57
 0 473 (96%) 200 (95%) 273 (96%)
 1 10 (2.0) 5 (2.4%) 5 (1.8%)
 2 4 (0.8%) 1 (0.5%) 3 (1.1%)
 3 5 (1.0%) 2 (1.0%) 3 (1.1%)
 4 2 (0.4%) 2 (1.0%) 0 (0%)
Leukopenia, grade 453 0.074
 0 404 (89%) 171 (86%) 233 (92%)
 1 38 (8.4%) 23 (12%) 15 (5.9%)
 2 11 (2.4%) 6 (3.0%) 5 (2.0%)
 3 0 0 0
 4 0 0 0
Neutropenia, grade 451 0.41
 0 422 (94%) 185 (92%) 237 (94%)
 1 22 (4.9%) 10 (5.0%) 12 (4.8%)
 2 7 (1.6%) 5 (2.5%) 2 (0.8%)
 3 0 0 0
 4 0 0 0
Thrombocytopenia, grade 453 0.90
 0 409 (90%) 179 (90%) 230 (91%)
 1 41 (9.1%) 20 (10%) 21 (8.3%)
 2 1 (0.2%) 0 (0%) 1 (0.4%)
 3 2 (0.4%) 1 (0.5) 1 (0.4%)
 4 0 (0%) 0 (0%) 0 (0%)

HCQ, hydroxychloroquine; CLQ, chloroquine.