Figure 2 | Scientific Reports

Figure 2

From: Predictive Biomarkers of Gastroesophageal Reflux Disease and Barrett’s Esophagus in World Trade Center Exposed Firefighters: a 15 Year Longitudinal Study

Figure 2

Study Design of FDNY Rescue Workers Exposed to World Trade Center Dust. Of the 13,934 exposed rescue and recovery workers, 92% enrolled in the MMTP. A subset (n = 1720) experienced pulmonary symptoms and an exclusion criterion was applied to form a source cohort (n = 1552). Blood biomarkers were analyzed in the source cohort. *GERD = Gastroesophageal Reflux Disease, BE = Barrett’s Esophagus

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