Objective:The right statistic method had been applied to the analysis of normal referenceinterval of CBC in Chengdu.
目的：确立正确的统计学方法统计成都市全血细胞计数各参数的正常参考区间。
2
Conclusions the referenceinterval of different gender can be combined, and the new referenceinterval can be acceptable.
结论不同性别人群可合并参考区间，合并后建立的参考区间本实验室可接受。
3
Conclusion: Many factors could affect the results of NAP, clinical lab should establish the referenceinterval depending on self-conditions and pay attention to the quality control.