The least surprising sentence here was:

The results suggest that online dating is an ineffective coping mechanism for those facing mental health challenges

I've personally had extremely mixed results with dating apps, but in my own personal experience nothing about them says to me, "This is good for your mental health." As always though, it's good to formally study these things.

The most interesting sentence, imo, was:

The variable that most strongly predicted higher satisfaction with Tinder-generated offline dates was age