> […], we determined that 8 out of 12 (75%) of serum samples from 12 recipients […] showed dose response curve slopes indicative of failure to neutralize rcVSV-

> […], we determined that 8 out of 12 (75%) of serum samples from 12 recipients […] showed dose response curve slopes indicative of failure to neutralize rcVSV-CoV2-S: B.1.351. I may be misreading this, as English is not my native language, but 8/12 is 66 % and not 75 %, no? Or does the “(75 %)” refer to something else?