Table 1 Inclusion and exclusion criteria of blog posts by family caregivers of patients with leukemia.

1. All blogs selected for this study were published publicly, not password-protected, and easily accessible via in-app search.

1. Blogs were written in language other than Chinese.

2. The blog was written in Chinese by an individual who was described as a family caregiver of a patient with leukemia.

2. Blogs kept by associations, organizations, or companies that provided health care services were excluded since these blogs were not supposed to be purely first-person account of caregiving.

3. The blog posts were closely related to the experience of caregiving for a family member with leukemia.

3. Contents irrelevant to the caregiving experience, for example, posts of commercials, pure science news, were disregarded.

4. Blogs with at least 10 posts, each with a text length of over 100 words, were included, in consideration of the continuity of detailed accounts of caregiving experience.

4. Blogs with less than 10 posts or each post with a text length of less than 100 words were excluded.

5. The blog was published between 2019 and 2021.

5. Videos, pictures, hyperlinks or comments were not included.