Medians and interquartile distributions of CD4 counts 0 to 12 months before lymphoma onset for Hodgkin lymphoma (HL) and non-Hodgkin lymphoma (NHL) in all PWHAs. CD4 counts are expressed as cells/μL. n = 311 for HL cases; n = 4344 for NHL cases. NS indicates nodular sclerosing (n = 58); MC, mixed cellularity (n = 117); LD, lymphocyte depleted (n = 19); NOS, not otherwise specified (n = 113).