Table 2.

Hazard ratios with 95% confidence intervals (CI) of adverse events of special interest generated from Cox proportional hazard models with entropy rebalancing.

	Model 1	Model 2	Model 3
	Hazard ratios (95% CI), P-value
Vaccine group
Unvaccinated	Ref.	Ref.	Ref.
Comirnaty	0.66 (0.58, 0.75), < 0.001	0.66 (0.58, 0.75), < 0.001	0.70 (0.59, 0.82), < 0.001
CoronaVac	0.70 (0.63, 0.77), < 0.001	0.70 (0.63, 0.78), < 0.001	0.69 (0.61, 0.79), < 0.001
Multimorbidity status
One chronic condition	–	Ref.	Ref.
Multimorbid	–	1.63 (1.51, 1.75), < 0.001	1.64 (1.50, 1.79), < 0.001
Interaction
Comirnaty X multimorbidity	–	–	0.88 (0.67, 1.15), 0.332
CoronaVac X multimorbidity	–	–	1.03 (0.84, 1.27), 0.792

Included independent variables in Model 1: vaccine group only; Model 2: Model 1 + multimorbidity status; Model 3: Model 2 + interaction between vaccine group and multimorbidity.