COVID-19 and thyroid disease: An infodemiological pilot study

Table 1 Positive cross correlation function values between variables; only significant values are presented (please see text for details)

		1st time period	2nd time period
COVID-19 cases vs	“Smell”	CCF: +0.644; Lag: 0	CCF: +0.540; Lag: 0
	“Taste”	CCF: +0.604; Lag: 0	CCF: +0.433 to +0.368; Lag: -2 to 0
	“COVID-19”	--	CCF: +0.412 to +0.315; Lag: -3 to 0
	“SARS-CoV-2”	--	CCF: +0.677 to +0.589; Lag: -2 to 0
	“Thyroid”	CCF: +0.323 to +0.315; Lag: -8 to -7	CCF: +0.412 to +0.343; Lag: -8 to -7
“COVID-19” vs	“Thyroid”	--	CCF: +0.374; Lag: -5
“SARS-CoV-2” vs		--	CCF: +0.323; Lag: -7

COVID-19: Coronavirus disease 2019; CCF: Cross correlation function; SARS-CoV-2: Severe acute respiratory syndrome coronavirus 2.