Benjamin Knoll finds a correlation between percent LDS in a state and suicide rates.
Benjamin Knoll, "Youth suicide rates and Mormon religious context: An additional empirical analysis," Dialogue: A Journal of Mormon Thought 49, no. 2 (2016): 25-44
In 2014, a higher proportion of Mormons in a state was associated with a higher level of suicides among those aged fifteen to nineteen in that state, controlling for a host of other relevant factors that are also linked to aggregate suicide rates.