“…Although the day-night circadian patterning of sleep is often consolidated at about 6 months of age (i.e., infants are sleeping more consistently throughout the night) (Galland, Taylor, Elder, & Herbison, 2012;Henderson, France, Owens, & Blampied, 2010), contextual factors that may disrupt sleep in households with more challenges, such as inconsistent routines, sleeping arrangements, or maternal responses to infant cues, may place families at greater risk of sleep problems (Taylor, Donovan, & Leavitt, 2008). Much of the extant literature has used average sleep parameters to characterize sleep disturbance in vulnerable populations (Becker, Sidol, Van Dyk, Epstein, & Beebe, 2017).…”