Knowledge, belief, and practice in prevention of lymphedema in postoperative breast cancer patients and analysis of associated factors

The level of knowledge, belief, and practice is at the lower-to-middle level in China, with poor knowledge mastery, and the level of practice needs to be improved. Healthcare personnel should conduct health education to improve patients' knowledge level related to lymphedema and enhance the correct health beliefs of the patients. Meanwhile, they should also pay attention to their psychological health status to help them improve the level of self-expression and carry out personalized interventions according to the influencing factors.