How would you take your bf saying this

My bf texted me and said “ I miss you, when I’m alone I think too much” to me I felt like he just misses me at times when he needs a distraction or to get his mind off of things since he’s going through stuff. I’m starting to just feel like a person he uses when he needs to take his mind off things or so that he doesn’t think about everything he’s going through. He needs someone