我覺得應該是這個意思：

To read such rubbish while sitting in a highly organized office of a very efficient hospital would have been amusing were it not for the certainty that uninformed people in America would assume a basis in fact。

要不是對美國不了解情況的人會自圓其說這點很有把握的話，坐在如此高效益化的醫院裏，如此井然有序的辦公室裏看這些垃圾就是一個笑話。