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. 2022 Dec 5;87:104386. doi: 10.1016/j.ebiom.2022.104386

Table 5.

Comparison of neutralizing antibody against Omicron between Pfizer mRNA booster and SCV01C booster.

SCTV01C boosterd
PRNT50 (GMT) Pfizer mRNA booster
Low baseline
Medium baseline
High baseline
Overall
N = 2026 N = 2027 N = 2028 N = 16 N = 35 N = 107 N = 158
Delta Pre-booster 86 NA 40 238 1505 946
Post-booster 2315a 2560 4413 3765 3816
Fold-change 26.9 64 18.6 2.5 4
Omicron Pre-booster 35 5 13 14 57 369 175
Post-booster 628a 67b 336c 698 580 963 833
Fold-change 17.9 13 25 49.4 10.1 2.6 4.7

GMT = Geometric Mean Titer.

a

Tested at 2–3 weeks after the booster dose.

b

Tested at 28 days after the booster dose.

c

Tested at 1 month after the booster dose.

d

Tested measured at 28 days after the booster dose.