CRP and congenital rubella syndrome: In this scoring system, the following factors were considered: age (≥52 versus <52 years), maximum CRP (≥8.95 versus <8.95 mg/dl), maximum ferritin (≥641 versus <641 ng/ml), minimum white blood cell (WBC) count (<790 versus ≥790/μl), time point of CRS onset (prior to versus after day 3), histologic subtype of lymphoma (aggressive versus indolent), temperature (≥38.5°C versus <38.5°C), presence of CRS of any grade, and use of tocilizumab prior to day 5 (105).