A secular trend in age at menarche in Yunnan Province, China: a multiethnic population study of 1,275,000 women

• Main Authors: Wen Liu (Author), Xuejing Yan (Author), Chengyu Li (Author), Qi Shu (Author), Meng Chen (Author), Le Cai (Author), Dingyun You (Author)
• Format: Book
• Published: BMC, 2021-10-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background Age at menarche (AAM) has shown different trends in women from different ethnic and economic regions in recent decades. Data on AAM among multiethnic women living in developing areas are scarce. Methods Data on AAM from 1,275,000 women among 26 ethnicities in Yunnan Province, Chi...