The Big Mac index was never intended as a precise forecasting tool. 巨無霸指數從來都沒想成為一個精確的預測工具。
Despite this and other limitations, they conclude that ALT may prove to be a widely available, inexpensive prognostic tool. 儘管存在種種局限性,他們依然認為谷丙轉氨酶可以被證實作為普遍使用而且廉價的預測工具。