I know. Mine is considered severe too, although thankfully no fractures. Here is a link to another study. This trial shows stabilization versus continued decrease in placebo group.  https://asbmr.onlinelibrary.wiley.com/doi/10.1002/jbmr.4229
(If this is the same link I sent before, please let me know. I'm trying to go back and forth on my phone between the information I received from a doctor friend and this page. It's a little confusing.)