AIM:To determine the prevalence and development of astigmatism in 30-39 years old people in Hubei and find out the relationship between astigmatism and different myopic degree.METHODS:The diopters and axes of astigmatism in 948 randomly selected 30-39 years people in Hubei were determined.RESULTS:In Hubei area 30-39 years old dwellers,in each myopic degree section,astigmatism accounted for the largest percentage in 25-150 degrees range,the number of high myopia section in male group was about 76.4%,moderate myopia section about 71.0%,low-degree myopia section about 70.0%.High myopia section in female group was about 75.6%,moderate myopia section about 70.0%,low-degree myopia section approximately 66.0%.30-39 years old men in low-degree myopia group with the rule astigmatism number lower than other two groups.Women in low-degree myopia group with the rule astigmatism number lower than the high myopia group.CONCLUSION:In Hubei area 30-39 years old dwellers,in each myopic degree section,astigmatism in 25-150 degrees range accounts for the largest percentage,30-39 year-old men in low-degree myopia group with the rule astigmatism number lower than other two groups.Women in low-degree myopia group with the rule astigmatism number lower than the high myopia group.