Fig. 1From: Iron metabolism and lymphocyte characterisation during Covid-19 infection in ICU patients: an observational cohort studyIron parameters. Distribution over time of the tested iron parameters with their units of measure. Box plots indicate median with interquartile range, and dots indicate outliers. Groups specify the timing by which the dosage was effectuated form the moment of ICU admission, and round brackets in the lower line indicate the number of patients tested for each group. In e, asterisk indicates significant difference (p value > 0.05)Back to article page