Background and objective: Diabetes mellitus is a chronic disease, resulting in various complications such as eyes, kidneys and foot, particulary foot ulcers. Without foot care knowledge, it could leads to limp amputation and disable. Foot care knowledge is essential to prevent foot ulcers and also decrease its severity. The purpose of this study was to explore foot care knowledge of diabetic patients of Kukaew Community hospital, Kukaew district, UdonThani province.

Methods: This is a cross-sectional descriptive study. 440 OPD diabetic patients of Kukaew Community hospital, Kukaew district, UdonThani province were recruited. Data collected using self-administered questionnaire. Data analyzed used frequency, percentage, mean, standard deviation and used chi-square test to compare proportions between diabetes knowledge and foot care knowledge

Results: It emerge that 61.4% of the samples were female. Age average was 59.9 years old (SD=9.7). Samples aware of getting diabetic for 9.4 years (SD=6.3) on average. 80.9% of the samples have sufficient knowledge, but there are few interesting Issues such as low knowledge about wound can be hardly from peripheral artery disease and numbness from neuropathy, comparing with the knowledge in other issues leading to inadequate, inappropriate foot care may risk to complications. foot care 45.0% have sufficient knowledge on foot care, especially that the feet should be dried after taking a bath, to avoid having ulcer, to wear the shoes that fit the foot before leaving home, to wear the shoes every time and to exercise of ankle. It was found that the knowledge on diabetes associating with knowledge on foot care statistically significance at 0.05

Conclusions:  Diabetes patients with good knowledge tend to have good foot care knowledge as well. The staff or caregiver should continue educating the patients to increase knowledge and skills in foot care to prevent foot complications