在338名用厄他培南治疗的和334名用头孢替坦治疗的病人的“按方案分析”中，失败率分别为28.0%和42.8%,又有14.8%的绝对差异支持厄他培南。

• In the "per-protocol analysis" of 338 ertapenem-treated and 334 cefotetan-treated patients, the failure rate was 28.0%25 and 42.8%25, respectiely, an absolute difference of 14.8%25 again faoring ertapenem.