Figure 4.
Dose–response meta-analysis of childhood leukemia risk from benzene exposure for (A) all leukemias (Crosignani et al. 2004; Heck et al. 2014; Houot et al. 2015; Janitz et al. 2017; Raaschou-Nielsen et al. 2018; Vinceti et al. 2012), (B) acute lymphoblastic leukemia only (Crosignani et al. 2004; Heck et al. 2014; Houot et al. 2015; Janitz et al. 2017; Raaschou-Nielsen et al. 2018; Vinceti et al. 2012), and (C) acute myeloid leukemia only (Heck et al. 2014; Houot et al. 2015; Janitz et al. 2017; Raaschou-Nielsen et al. 2018; Vinceti et al. 2012). Spline curve (black solid line) with 95% confidence limits (gray dashed lines). RR, risk ratio.