Data collection
For each patient, the following data are collected in the ROHA: name and surname, identification number, date of birth, sex, province of residence, address, tumor histology, location, stage, type of treatment, relapse, and status.
At the onset of the pandemic, an epidemiological registry of cancer patients with SARS-CoV-2 infection was included in the ROHA. Data were collected on date of symptom onset, date of reverse transcription polymerase chain reaction (RT-PCR), clinical manifestation, concomitant infections, hospital admission or intensive care requirement, laboratory studies, status, and date of death.