**5.1 The potential ways to improve the health-care system**

With the focus on clinical epidemiology studies on colorectal cancer, the specific risk factors for Vietnamese patients have been identified and they require further investigations to have an instruction on the diet and lifestyle modification. Based on multiple factors in pathological mechanism, the strategy to control this malignancy should have an impact on comprehensive sides: environmental factors, screening strategy, and personalized management. The integration of different diagnostic methods in community, hospital, and individual levels enhanced the improvement in detection of early colorectal cancer and should be invested more. Besides issuing guideline for colorectal cancer from the perspectives of specialists, it is important to have a strategy of prevention and screening in community and to foster educational activities.
