Exactly. If people taking a drug tend to get hit by a bus more frequently, it could actually indicate that the drug increases risky behavior, decreases peripher

Exactly. If people taking a drug tend to get hit by a bus more frequently, it could actually indicate that the drug increases risky behavior, decreases peripheral vision, causes lapses in attention span, etc. It doesn't mean that getting hit by a bus is a side effect of the medicine, but rather getting hit by a bus is a potential outcome of one of the side effects of the medicine.