Fig. 5From: Association between triglyceride glucose index and sleep disorders: results from the NHANES 2005–2008a Restricted cubic spline fitting for the association between TyG index levels with sleep disorders. b Restricted cubic spline fitting for the association between TyG index levels with sleep apnea. c Restricted cubic spline fitting for the association between TyG index levels with Insomnia. d Restricted cubic spline fitting for the association between TyG index levels with Restless LegsBack to article page