The purpose is to gain a deep understanding of the hindering factors in physical activities during the home period after pediatric hematopoietic stem cell transplantation, in order to provide references for developing targeted intervention measures.

From October 2023 to September 2024, a purposive sampling method will be used to select 10 post-pediatric hematopoietic stem cell transplant patients and 10 family members receiving treatment at Sun Yat-sen Memorial Hospital, Zhongshan University, as the subjects for the study. The phenomenological approach in qualitative research will be employed to conduct in-depth interviews with them, and data analysis will be performed using the Colaizzi analysis method.

Inclusion Criteria:

• The child's age ranges from 8 to 18 years old.
• They have undergone hematopoietic stem cell transplantation for at least one month.
• They do not have any mental disorders or consciousness impairments.
• The child is capable of independent walking.
• The interviewees are able to express their thoughts clearly.
• Both the child and their family members are informed about and have given consent to participate in this study.

Exclusion Criteria:

• Relapse or the presence of other tumors
• Physical activity prohibitions, such as movement disorders, platelet count <20×10⁹, -acute bleeding, hemoglobin level <80g/L
• Fever with a temperature of 38.8℃ or higher due to infection
• Pain score of 4 or higher
• Other severe complications, such as heart failure or severe malnutrition.

Children during the post-hematopoietic stem cell transplantation period at home