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7—15岁儿童24年四项形态指标平均每10年增长值:男童身高增2.85cm;体童增1.7kg,胸圆增1.2cm,坐高增0.9cm;女童身高增2.67cm,体童增1.45kg,胸围增0.92cm,坐高增0.84cm。第一交叉年龄,身高由11岁提到10岁,坐高由11岁提到9岁,胸围与体重交叉年龄未变。第二交叉年龄,身高由14岁提到13岁,坐高和体重均由15岁提到14岁。58年胸围15岁未出现,82年提到14岁。上述儿童发育水平提高的事实,说明长春市物质和精神文明的进步与保健工作质量的提高。
7-year-old children aged 7-15 years, four morphological indicators, the average growth rate every 10 years: boys height 2.85cm; body children increased 1.7kg, chest circle increased 1.2cm, sitting height 0.9cm; girls height 2.67cm, body Tongsheng 1.45kg, chest 0.92cm, sitting height 0.84cm. The first crossing age, height from 11 years old refers to 10 years old, sitting height from 11 years old refers to 9 years old, and the bust and weight cross age does not change. The second crossing age, mentioning the height from 14 years old to 13 years old, sitting height and weight from 15 years old to 14 years old. There was no bust at the age of 15 in 58 years, and in 14 years it was mentioned in 82 years. The fact that the level of children’s development mentioned above has increased shows that the progress of the material and spiritual civilization and the quality of health care work in Changchun have improved.