南昌地区中小学生生长发育现状

Status of Growth and Development of Students in Nanchang

目的了解南昌地区学生的生长发育现状和发展趋势,为制订评价标准提供依据。方法采用随机抽样方法,于2004年5～10月,在全市4个县(区)对7～17岁74101名学生进行身高、体重、胸围3项指标的检测,并与南昌地区1996年资料进行比较。结果南昌地区7～17岁学生身高、体重、胸围8a平均增长值城市男生分别为3.19cm,2.99kg,3.90cm,城市女生分别为4.19cm,0.79kg,3.30cm,乡村男生分别为1.57cm,4.32kg,1.39cm,乡村女生分别为3.79cm,2.07kg,0.88cm。结论该地区7～17岁学生的各项形态指标呈长期发展趋势。

Objective To study the status and the developing tendency of students＇ growth and development in Nanchang in 2004, and to provide bases for evaluation criteria. Methods A random sample of 74 101 students（aged 7 - 17） were chosen from four counties in Nanchang. Their body weight, height and chest circunference were measured. Data were compared with the information in 1996. Results The average increases of the body height, weight and chest circunference were 3.19 cm, 2.99 kg and 3.90 cm for the urban boy students, 4.19cm, 0.79 kg, 3.30 cm for urban girl students, 1.57 cm, 4.32 kg and 1.39 cm for rural boy students, 3.79 cm, 2.07 kg and 0.88 cm for rural girls. Conclusion All the morphologic indices of the students aged 7 - 17 show a long-term development tendency.