Question

moreover, the lack of data on other potential confounders, such as smoking habits and clinical pattern (inflammatory, stricturing, and fistulizing), could also affect the accuracy of the results (camma, et al., 1997). choose the best meaning of the statement above from the list below. the results of this study are due solely to uncontrolled factors that are causing the outcome. the results of this study are due in part to the clear effect that smoking habits and clinical pattern have on the study participants. the results of this study are difficult to determine because a variable outside the study is causing smoking habits and clinical pattern to appear to be related in a way that they are not. the results of this study are difficult to determine because it is possible that uncontrolled factors may be the cause of the outcome. the results of this study are difficult to determine because smoking habits and clinical pattern are controlled variables. mesalamine in the maintenance treatment of crohns disease: a meta - analysis adjusted for confounding variables. gastro enterology online 1997. http://www.sciencedirect.com/science/article/pii/s001650859700512x (accessed nov 13, 2015).

Explanation:

The statement mentions that lack of data on potential confounders like smoking habits and clinical patterns could affect result - accuracy. This implies that the presence of these uncontrolled factors makes it hard to determine the study results accurately as they could be the cause of the outcome.

Answer:

The results of this study are difficult to determine because it is possible that uncontrolled factors may be the cause of the outcome.