求翻译：考虑到我国城乡医疗消费存在较大的差异性（Shi，1993），本文专门研究影响城镇居民医疗消费的重要因素，并采用分位数回归方法考察各要素对不同医疗消费群体的异质性影响。是什么意思？

Taking into account the consumption of urban and rural health care there is a big difference (Shi, 1993), this paper specifically study the impact of urban residents, an important factor in health care spending, and the use of quantile regression study of the elements of different medical impact of

Taking into account the country's urban and rural areas there is a relatively large differences in health care spending, 1993 ), this article (Shi devoted to the study of the impact on health care spending urban residents, and to introduce an important factor for regression method to study the vario

Considered our country city and countryside medical service expense existence big difference (Shi,1993), this article studies specially affects the important attribute which the cities inhabitant medical service expends, and uses the quantile return method to inspect various essential factors to the

Taking into account a large difference between urban and rural medical consumption (Shi,1993), this article specializes in important factor affecting medical consumption of urban residents, and adopts quantile regression method that the elements on the heterogeneity of effects of different groups of

Taking into account a large difference between urban and rural medical consumption (Shi,1993), this article specializes in important factor affecting medical consumption of urban residents, and adopts quantile regression method that the elements on the heterogeneity of effects of different groups of