RESUMEN
<p><b>OBJECTIVE</b>To measure quantitatively the health costs of 380 farmer families using the pesticides and influence factors, and to provide the base for establishing the protective measures.</p><p><b>METHODS</b>Based on the surveyed data of rice producers in Anhui province, a quantitative analysis of health cost of pesticide application was conducted with COI, the influence factors on farmers' pesticide application have been examined.</p><p><b>RESULTS</b>The results shown that the health cost of pesticide application was as RMB 54.44 yuans per farmer a year. The influence factors of health cost were the amount and time of pesticide application, protective facilities, pesticide label illiteracy, age, gender and education level of farmers.</p><p><b>CONCLUSION</b>The measures of reducing the health cost for pesticide application were to train the farmers for knowledge of pesticide application and occupational safety, to provide convenient and cheap protective equipment and instructions of pesticide application and to standardize pesticide labels.</p>