early and late onset

Results There were significant differences in familial history, city or village and the 1st birth order between the early and late onset group (P<0.05).

结果早发组家族史、城乡及第1胎次均与晚发组有显著性差异（P<0.05）。

Late-onset Pompe's disease is characterized by progressive muscle weakness and loss of respiratory function, leading to early death.

晚发式蓬佩病的特性是进行性肌无力和呼吸功能丧失，从而导致早期死亡。

Results: the early operation was defined that the surgery was performed in 2 weeks since onset, and the late operation was defined after 2 weeks.

结果：将发病2周以内手术者定为早期手术，2周以后手术者为晚期手术。