TABLE 3.

Mean estimated relative incidence $\widehat{\rho }$ with day zero excluded or included, by post‐coronavirus disease 2019 risk period (days) and true relative incidence $\rho$

(a) Acute myocardial infarction
	Day zero excluded			Day zero included
$\rho$	1‐7	1‐14	1‐28	0‐7	0‐14	0‐28
1	1.02	1.01	1.01	2.62	1.93	1.53
2	2.04	2.03	2.03	5.24	3.85	3.09
3	3.07	3.06	3.05	7.91	5.81	4.67
4	4.08	4.07	4.09	10.53	7.76	6.33

(b) Ischemic stroke
	Day zero excluded			Day zero included
$\rho$	1‐7	1‐14	1‐28	0‐7	0‐14	0‐28
1	1.01	1.01	1.01	2.69	1.98	1.60
2	2.03	2.02	2.02	5.38	3.98	3.24
3	3.03	3.00	3.04	8.08	5.97	4.94
4	4.05	4.02	4.04	10.8	8.03	6.67