RESUMEN
<p><b>OBJECTIVE</b>The aim of this study was to assess the knowledge, attitude, practice (KAP) on nutrition and related influencing factors among the "floating" women under pregnancy.</p><p><b>METHODS</b>171 subjects in Chengdu, China were surveyed cross-sectionally by questionnaires.</p><p><b>RESULTS</b>Most participants expressed a positive attitude towards nutrition and health, however, only 25.1% of the subjects under study had a better knowledge on nutrition and on healthy dietary practices. Frequency of the important foods (milk, egg, soy bean, nut, seafood etc.) intake were not enough during pregnancy. A significantly positive correlation was found between nutrition K, A and P (r = 0.322, 0.285, 0.173; P < 0.05). Level of education among the pregnant women under mobility and occupation of their husbands were the major contributing factors to their KAP level on nutrition (beta = 0.248, 0.312; P < 0.01). Medical staff, dietitians and specific books were the major sources of information on nutrition.</p><p><b>CONCLUSION</b>More educational programs were needed to improve the knowledge and dietary behavior on nutrition to this population.</p>