Table 1.

Evaluation of menstrual changes according to age, vaccine type, and presence of chronic diseases in women who have been vaccinated against COVID-19.

		Number	Percentage	Menstrual changes		P
				Yes n (%)	No n (%)
Age	18–30 yr	103	17.6	58 (56.3%)	45 (43.7%)	.46
	31–50 yr	483	82.4	253 (52.4%)	230 (47.6%)
COVID-19 vaccine type	Sinovac (3 doses)	53	9.0	33 (62.3%)	20 (37.7%)	.27
	BioNTech (2 doses)	444	75.8	235 (52.9%)	209 (47.1%)
	Sinovac + BioNTech (2 + 1 doses)	89	15.2	43 (48.3%)	46 (51.7%)
Do you have any chronic diseases?	Yes	205	35.0	110 (53.7%)	95 (46.3%)	.83
	No	381	65.0	201 (52.8%)	180 (47.2%)
Total		586	100.0	311 (53.1%)	275 (46.9%)