INGN
>In the June PR the response rate was reported as 66.7% (12/18), but in today’s PR the RR is reported as 62% (with no patient count).<
Without digging into the data, I don't have a problem with this. Patients are frequently reassessed, a patient with a PR could progress in the interim.
>In the June PR it said that the historical response rate on second-line chemo is 20-30%, but in today’s PR it says that the historical RR is 5-25%.<
They could have dug up more data, one of their advisors could have brought these data to the company's attention, or they could just be trying to make themselves look good. It's an easy enough fact to check, although it would be tedious to look up all the papers.