Table 6.

Multivariate linear regression analysis of serum spike-specific neutralizing antibodies at a 1:101 dilution among the SARS-CoV-2 vaccinated subjects.

Variable	Estimates (95% CI)	p Value
(Intercept)	48.11 (17.01 to 79.22)	0.003
Age, per decade	0.24 (−3.61 to 4.10)	0.901
HIV-1-infected	−11.82 (−22.83 to −0.82)	0.036
Female gender	−5.86 (−15.48 to 3.77)	0.230
Time after vaccine, per week	−3.15 (−4.18 to −2.11)	<0.0001
Prime-Boost interval	−0.13 (−0.63 to 0.37)	0.178