Figure 2
Mean serum antibody levels. Boxplots comparing serum antibody level medians (thick horizontal lines) of cases and controls. Upper and lower horizontal box lines represent the 25th and 75th percentiles. Outliers are marked as dots. CMV human cytomegalovirus, HSV herpes simplex virus, HPV human papillomavirus, BPH benign prostate hyperplasia, PCa prostate cancer.