Table 2 Effect of hydroxychloroquine on QTc interval
Patient COVID-19 severity type | Mean QTc before hydroxychloroquine treatment (ms) (95% CI) | Mean QTc during hydroxychloroquine treatment (ms) (95% CI) | Mean difference (ms) (95% CI) | p-value | |
|---|---|---|---|---|---|
Computer interpreted | All | 400.68 (384.99–416.36) | 414.06 (389.4–423.81) | 5.93 (− 13.35 to 1.49) | 0.113 |
Mild | 414.06 (392.61–435.52) | 422.56 (397.85–447.28) | 8.5 (− 20.22 to 3.22) | 0.143 | |
Moderate | 382.83 (360.85–404.81) | 385.33 (364.89–405.77) | 2.5 (− 11.87 to 6.87) | 0.569 |