Table 1.

COVID-19 vaccination and health outcomes in the research group with cognitive disorders compared to the control group.

	Research group					Control group
	Unvaccinated		Vaccinated			Unvaccinated		Vaccinated
	n	%	n	%	p value	n	%	n	%	p value
Sample size	3,543	16.86%	17,470	83.14%		11,104	17.98%	50,666	82.02%
Male	1,407	39.70%	6,965	39.87%	0.86	5,091	45.85%	23,494	46.37%	0.37
Female	2,136	60.30%	10,505	60.13%	0.86	6,013	54.15%	27,172	53.63%	0.37
Age Mean (SD)	82.1 (5.46)		80.62 (5.58)		p < 0.001	77.88 (6.17)		75.98 (5.18)		p < 0.001
Mortality	1852	52.27%	1,241	7.10%	p < 0.001	1,508	13.58%	936	1.85%	p < 0.001
Positive for COVID-19	1,072	30.26%	6,492	37.16%	p < 0.001	1922	17.31%	18,873	37.25%	p < 0.001
Moved from MCI to dementia	697	19.67%	4,029	23.06%	p < 0.001
Purchased antipsychiatry drugs	1,328	37.48%	4,967	28.43%	p < 0.001	506	4.56%	2,158	4.26%	0.17
Prescribed antipsychotics drugs	986	27.83%	4,171	23.88%	p < 0.001	305	2.75%	1866	3.68%	p < 0.001
Purchased antidepressants	1,553	43.83%	9,599	54.95%	p < 0.001	1,221	11.00%	12,586	24.84%	p < 0.001
Prescribed anti-depressants	1,354	38.22%	9,040	51.75%	p < 0.001	1,146	10.32%	12,704	25.07%	p < 0.001
Depression diagnosis	1,054	29.75%	5,750	32.91%	p < 0.01	1,250	11.26%	5,185	10.23%	p < 0.01
Home treatments	912	25.74%	1892	10.83%	p < 0.001	468	4.21%	630	1.24%	p < 0.001
Bone fractures	257	7.25%	2014	11.53%	p < 0.001	364	3.28%	4,049	7.99%	p < 0.001
Registered blood pressure	2,936	82.87%	13,743	78.67%	p < 0.05	7,714	69.47%	35,135	69.35%	0.89
Registered COPD	329	9.29%	1786	10.22%	0.11	1,154	10.39%	4,368	8.62%	p < 0.001
Registered diabetes	1,472	41.55%	6,748	38.63%	p < 0.05	3,847	34.65%	15,987	31.55%	p < 0.001
Registered Immunosuppression	893	25.20%	3,626	20.76%	p < 0.001	3,082	27.76%	8,470	16.72%	p < 0.001
Registered obesity	549	15.50%	4,617	26.43%	p < 0.001	1,551	13.97%	15,090	29.78%	p < 0.001

MCI, mild cognitive impairment.