Comparison of the Complications in Multiple Myeloma Patients Who Received Autologous Stem Cell Transplantation Between in HEPA-filtered Room and Non-HEPA-filtered Room
The goal of this observational study is to comparison of the complications in multiple myeloma patients who received autologous stem cell transplantation between in HEPA-filtered room and non-HEPA-filtered room. The main questions it aims to answer are:

The incidence of febrile neutropenia, infection, and duration of hospital stay
2-year progression free survival Participants will be collected the data of baseline diagnosis, treatment, treatment results and complications during admission and follow-up visits from hospital medical record.
- EligibilityCriteria: Inclusion Criteria:  aged 18 - 65 years old Patients with multiple myeloma undergoing treatment with autologous stem cell transplantation and having a Hematopoietic Cell Transplantation-Specific Comorbidity Index (HCT-CI) score less than or equal to 2 Patients must provide signed consent to participate in the research if they undergo ASCT after the study has been approved. If patients undergo ASCT before the study approval, retrospective data will be collected.  Exclusion Criteria:  Patients with concomitant other types of cancer Patients who refuse to participate in the study. - HealthyVolunteers: No - Gender: All - MinimumAge: 18 Years - MaximumAge: 65 Years - StdAgeList: Adult, Older Adult - StudyPopulation: multiple myeloma patients who received autologous stem cell transplantation - SamplingMethod: Probability Sample