TABLE 3.

Group membership probabilities from LCA

Vaccination/infection	Abbott-NP	NP	RBD	Spike
Likely uninfected and unvaccinated	0.003	0.022	0.002	0.021
Profile 1 (likely prior infection)	0.901	0.919	0.976	0.984
Profile 2 (likely vaccinated)	0.020	0.144	0.629	0.768