The Impact of China’s Lockdown Policy on the Incidence of COVID-19: An Interrupted Time Series Analysis

Table 3

Interrupted time series ordinary least-squares regression output at 14-day deferred intervention (model 2).

	β-Coefficient	Std error	value	95% CI
Preintervention	163.18	26.54	≤0.001	110.29, 216.06
Immediately postintervention vs. counterfactual	-206.95	971.17	0.832	-2142.06, 1728.16
Pre- vs. postintervention	-240.49	36.40	≤0.001	-313.02, -167.97