It is detailed with flowcharts for helping parents answer each of 20 questions. I think it's a good questionnaire for detecting autism early. Might be useful here for parents wondering if their children need to be assessed for autism spectrum.
_________________ Drain and plane and grain and blain your brain, and then again,
Propane and butane out of the gas main, your blain shall sustain!
It's certainly helpful to have a screener like that, though it's clearly made for professionals to administer to parents.
My one concern for a parent trying to take it on their own is that they would see "FAIL" written all over the place, and be more upset about the whole process than is necessary.