The fun with averages! The thing that's often missed when discussing this is that the alternatives don't help the same group to a smaller degree. The groups are

The fun with averages! The thing that's often missed when discussing this is that the alternatives don't help the same group to a smaller degree. The groups are not fully overlapping. That means you may find some stimulants not working for you, but some non-stimulants working great. The biggest effect of stimulants is why they're tried first.