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Table 1 Characteristics of patients with a diagnosis of retinoblastoma (Rb) (n = 140)

From: Retinoblastoma in a pediatric oncology reference center in Southern Brazil

Characteristics (months) Mean median 95 % CI
Age at first sign or symptom 18.1 12.0 0–129.0
Age at diagnosis 23.5 16.5 1.0–206.0
Time to diagnosis 5.4 3.0 0–77.0
Duration of follow-up 323.2   300.3–346.1