FCN3 and leprosy: The concentration of ficolin-3 in serum was higher in leprosy per se (26034 ng/mL, p = 0.005, OR 6.80 [1.65–28]) and lepromatous patients (28295 ng/mL, p = 0.016, OR 6.77 [1.43–32]) compared with controls (18231 ng/mL), even after correction for age, sex and ethnic group, but did not differ between lepromatous and non lepromatous groups (Fig 3A).