中文摘要：

[目的]了解西藏地区藏族女生月经初潮年龄及其与体格发育的关系。[方法]随机抽取1271名藏族中小学女生采取回顾性问卷调查及体格测量的方法，应用SPSS11．5进行分析。[结果]藏族女生的初潮平均年龄为（13．63±1．42）岁，大子汉族学生的初潮年龄。初潮早晚存在城乡差别。初潮发生的高峰为夏秋季，低谷为冬春季。11-13岁组的身高、11-14岁组的体重、胸围、皮褶厚度均为已来潮者高于未来潮者（P〈0．01）且差值较大。[结论]西藏藏族女生的初潮平均年龄为13．63岁，月经初潮与体格发育密切相关。

英文摘要：

[Objective] To investigate the menareheal ages of the Tibetan girls in Tibet and their relationship with physical growth. [ Methods ] Retrospective studies were conducted among 1271 Tibetan students with questionnaires, their physical growth were measured and analyzed by SPSS 11.5. [ Results] The mean menarebeal age of the Tibetan girls was 13.63±1.42 years, which was later than that of Hart nationality girls. There was a difference between menareheal ages in urban and rural girls. The menarehe showed seasonal peak in summer and autumn. The height at the age of 11 to 13 years, and the weight, chest measurement and the skinfold thickness at the age of 11 to 14 years of the menstruation menarche girls were significantly higher than those of the non-menstruation menarche girls （P 〈 0.01 ）. [Conclusion] The mean menareheal age of the Tibetan girls in Xizang was 13.63 years. There was a significant relationship between menarche and physical growth.