The Optune OS60 quoted by Novocure for treatment is 13%, and has been for years.
Whether you think there is something artificial or unreproducible about it e.g. open label bias, widespread censoring, is of course up to you.
The 'high compliance' subgroup stats for 3, 4, 5 years are the ones that are real baloney, and amount to nothing more than blatant misrepresentation. These were only 'produced' in the last 9 months or so, probably in response to the developing DCVax-L data.
These are the ones that could really mislead potential patients.
It's really clever marketing (the more you use it the better you will do), but also cynical and unethical, imo.