Table 1.

Mendelian randomization estimates of the causal association between periodontitis and COVID‐19.

Exposure	Outcome	OR (95% CI)	p Value
Periodontitis	Susceptibility	1.03 (0.79−1.34)	0.82
	Hospitalization	1.34 (0.98−1.85)	0.07
	Severity	1.01 (0.61−1.66)	0.97
Susceptibility	periodontitis	1.04 (0.88−1.21)	0.65
Hospitalization		0.97 (0.78−1.20)	0.76
Severity		1.01 (0.92−1.11)	0.81