Table 2.
Baseline IgG and virus neutralizing tiers (IU/mL) in the three different cohorts (FAS).
| SARS-CoV-2 strain | Cohort A 0 boosters | Cohort B 1 booster | Cohort C 2 boosters | |
|---|---|---|---|---|
| ELISA IgG | ||||
| N = | 25 | 135 | 581 | |
| Ancestor | GMT | 5917 | 9005 | 11589 |
| (95 % CI) | (3758–9317) | (7863–10314) | (10689–12566) | |
| Virus neutralizing titers | ||||
| Ancestor | N = | 25 | 88 | 140 |
| GMT | 181 | 239 | 318 | |
| (95 % CI) | (107–308) | (198–289) | (268–376) | |
| Omicron XBB.1.5.6 | GMT | 28 | 40 | 46 |
| (95 % CI) | (17–44) | (32–52) | (38–56) | |
| Omicron BQ.1.1.3 | GMT | 92 | 123 | 114 |
| (95 % CI) | (48–174) | (94–160) | (94–139) | |
| Omicron BF.7 | GMT | 103 | 160 | 173 |
| (95 % CI) | (57–186) | (124–206) | (142–212) | |