Table 3.

Viral clearance time and Ct value differences in different neutralizing antibody levels.

	Groups accortding to NAb titre (Median [IQR])
	High	Medium	Low	p value
Breakthrough cases
Viral clearance time (days)	19[16-23.25]	17.5[14-20.25]	17.5[11.5-19.75]	0.454
Ct value Max-Min	13[9.5-18]	19.5[14.5-21.5]	22[18.5-24.75]	0.047
Ct value Max-Min/Viral clearance time	0.69[0.45-1.07]	1.11[0.74-1.55]	1.38[1.01-1.89]	0.033
Unvaccinated-infected cases
Viral clearance time (days)	18[12-24.25]	11.5[9.5-15]	13[10.75-18.25]	0.267
Ct value Max-Min	19.5[14.75-26.25]	21.5[15.25-24]	20.5[19-23.75]	0.929
Ct value Max-Min/Viral clearance time	1.26[0.61-3.02]	1.64[1.21-2.50]	1.73[1.08-2]	0.605

Note: Ct denotes cycle threshold.