英语语法分析

The clinic effects had no significant difference between the sphenotresia group and the enlarging sphenotresia group (P>0.05). The two groups had better effects than the conservative group (P<0.001).

钻孔组和骨窗组的疗效比较无显著性差异（P>0 .0 5 ） ，两组疗效均明显优于保守组（P<0 .0 0 1）。