Patient factors refer to the individual characteristics and circumstances of a person that can influence their health outcomes, treatment effectiveness, and overall experience within the healthcare system. These factors can include demographic information such as age, gender, race/ethnicity, socioeconomic status, education level, and lifestyle choices. Patient factors can also encompass psychological factors such as beliefs, attitudes, motivation, and mental health issues. Understanding and accounting for patient factors in medical research and clinical practice is important for providing personalized and effective care to individuals.