did not reach statistical significanceP = 0.2630
A similar trend of higher nAb titers favoring the short interval was also identified in the homologous ChAdOx1 group at day 10 ± 3 though the difference of GMTs did not reach statistical significance at day 28 ± 3 (134.4 IU/mL versus 98.0 IU/mL, P = 0.2630, Fig. 4 and Supplementary Table 6 ).