Table 2.

Hazard ratios (95% CI) of disease severity of the SARS-CoV-2 VOCs compared with wild-type virus.

	Alpha	Beta	Gamma	Delta
Risk of hospitalization	1.53 (95% CI: 1.49–1.57)	2.16 (95% CI: 1.19–3.14)	1.71 (95% CI: 0.9–2.52)	2.08 (95% CI: 1.77–2.39)
Risk of ICU admission	1.74 (95% CI: 1.35–2.09)	2.23 (95% CI: 1.31–3.15)	1.94 (95% CI: 1.71–2.18)	3.35 (95% CI: 2.5–4.2)
Risk of mortality	1.37 (95% CI: 1.15–1.6)	1.50 (95% CI: 1.26–1.74)	1.06 (95% CI: 0.17–1.96)	2.33 (95% CI: 1.45–3.21)