Details

Autor(en) / Beteiligte

• Fu, Lian-guo
• Yang, Yi-de
• Ma, Jun
• Wang, Hai-jun
• Song, Yi
• Hu, Pei-jin
• Li, Xiao-hui
• Wu, Li-jing
• Meng, Xiang-rui

Titel

Association between early menarche and physical fitness among adolescent girls in China

Ist Teil von

• Zhōnghuá yùfáng-yīxué zázhì, 2013-08, Vol.47 (8), p.707

Ort / Verlag

China

Erscheinungsjahr

2013

Quelle

MEDLINE

Beschreibungen/Notizen

• To explore the association between early menarche and physical fitness among adolescent girls in China. Research material was selected from the data of "2010 National Physical Fitness and Health Survey". Probability unit regression method was used to calculate the age of 10th percentile at menarche and menarche age before the 10th percentile was defined as early menarche(9.0-11.6 years old). A total of 1072 girls with early menarche were selected. Each girl with early menarche was matched with one girl from the same urban or rural locations who hadn't achieved menarche with the age difference less than 0.1 years. A total of 1072 girls without menarche were selected. Indicators of physical fitness included 50 m running, standing broad jump, 50 m×8 shuttle running and sit-ups. Differences of physical fitness between early menarche and without menarche were analyzed using t test stratified by age and urban/rural area. The multilevel models of single dependent variable and multiple dependent variables were used t