Abstract: Objective To investigate the occurrence of and explore factors related to sleep problems among senior kindergarten children in Wuhu in 2017. Methods Cluster sampling was used to recruit 14 senior kindergarten children as the study subjects. Selfdeveloped life behavior questionnaire was used to collect information. Epidata 3. 0 was used for data entry,and SPSS 19. 0 was used for data analysis. Results 1 272 valid questionnaires were collected during this survey. The detection rate of sleep problems was 41. 9%.The dection rate of sleep-onset disorder,sleep behavior disorder,and obstructive sleep problems,the percentage was 29. 72%,11. 71%,and 11. 95% respectively. Gender,gestation term,independent eating,and mood at meal time were factors related to child sleep-onset disorder. Single/twin/multiple births,parity,frequency of sugar intake and mood at meal time were factors related to sleep behavior disorder. Mode of delivery,frequency of milk drink intake and mood at meal time were factors related to child obstructive sleep problems. Conclusion The detection rate of sleep problems among senior kindergarten children is high. Individualized guidance should be given based on different sleep problems and children's physical and mental conditions.