[Statistical analysis of 1016 cases of nervous system tumors in different nationalities in Xinjiang]

1016 cases of tumors of the nervous system in different nationalities in Xinjiang were collected from biopsies and autopsies from 1956 to 1985. The distribution of these tumors by nationalities were 78.93% in Han, 11.02% in Uygur, 5.42% in Hazak and 3.65% in Hui, respectively. Of 1016 cases, 644 were intracranial tumors (63.38%) with a similar distribution as showed above (80.74%, 11.33%, 4.20%, and 3.27%, respectively). Glioma was predominant in the intracranial tumors (46.11%). It was showed that there was a high incidence of tumors of the nervous system in Han and Hazak as compared with the size of their populations. There were some differences in histologic type in different nationalities.