Outlook ‘Plan a Meeting’ features

I plan many meetings throughout the course of a week, and although I
appreciate the Outlook ‘Plan a Meeting’ features, I have a question. Is
there a way to see who has not accepted / declined a particular request
without going back to my original request to count and figure out who has /
not?

For example, if I set up a meeting with 13 people, I can see who has
accepted or declined. I am unable to see who hasn’t responded to the
request …