My 21mo still wakes 3 - 5 times a night, very briefly but needs me to go to him before he will settle down. I don't stay with him, just a quick tuck in. At bedtime he self settles alone. Read this article now I'm worrying he will end up with issues due to frequent night waking!
www.huffingtonpost.com/2015/04/13/toddler-sleep-problems-_n_7056016.html