The detour caused much 'confusion'. [=the detour confused many people; the detour made many people uncertain about which roads to use]
Changing the name of the company will only lead to 'confusion'. [=make people uncertain]
There was total/mass 'confusion' when the truck hit the restaurant.
(..) if the Jedi order is to survive. Master, the chancellor is very powerful. You’ll need my help if you’re going to arrest him. For you own good, stay out of this affair. I sense a great deal of confusion in you, young Skywalker. There is much fear that clouds your judgment. - I must go, Master. - No. (..)2005 Star Wars: Episode III - Revenge of the Sith