I was told by planning officer here that you can send more info up until the point of the decision, the window is only to try and limit the commenting.
I wrote a letter counteracting all the points listed by various residents (similar to you, who weren't affected at all). The planning officer...
2% for maintenance or 5% for "cure".
Be careful not to get it on yourself and try to keep your footbathing area as well ventilated as possible (if inside).