Time Course of Antispike Antibody Titer after Administration of BNT162b2 mRNA COVID-19 Vaccine in a Patient with Rheumatoid Arthritis on Methotrexate

Table 1

Demographic characteristics of the study population.

	Age (years)	Gender	Smoking	Body Mass index (kg/m^2)	Disease
RA patient	60	Male	+	21.0	Rheumatoid arthritis
Low responder	42	Female	+	17.2
Good responder 1	40	Male	−	20.3
Good responder 2	45	Female	N/A	N/A
Good responder 3	49	Male	−	21.1	Sleep apnea syndrome
Good responder 4	49	Female	−	24.9	Hyperlipidemia
Good responder 5	51	Male	+	31.6	Diabetes mellitus
Good responder 6	58	Male	+	25.4	Hypertension