“…Consistent with increased risk for smoking in the general population (e.g., Dollar, Homish, Leonard, & Kozlowski, 2009;Homish & Leonard, 2005), close relationships with other smokers, including spouses or romantic partners, relatives, and peers, has been shown to be a risk factor for prenatal and postpartum smoking (Homish, Eiden, Leonard, & Kozlowski, 2012;Lu, Tong, & Oldenburg, 2001). Ma and colleagues (2005) found that, in a sample of pregnant women participating in a smoking cessation trial, having a partner who smokes was associated with smoking at time of delivery.…”