Table 1.

Estimated results on the reproductive number derived by using sequential analysis.

	Reproductive number
	Estimate	95% CI
2019-12-1 – 2019-12-31	2.02	(0.84, 4.84)
2020-1-1 – 2020-1-21	2.73	(1.14, 6.55)
2020-1-22 – 2020-2-6	1.38	(0.89, 2.14)
2020-2-7 – 2020-2-16	6.95	(6.02, 8.01)
2020-2-17 – 2020-2-25	6.97	(6.60, 7.36)
2020-2-26 – 2020-3-11	4.09	(3.55, 4.71)
2020-3-12 – 2020-3-30	6.10	(4.79, 7.78)