The Facebook summary

The Ohio report showed that most students who were Facebook users would tend to allocate most of their time on online social networking. This resulted in lesser studying time and impacted their academic results negatively. (Leake and Warren, 2009)

Edited version:
According to Leake and Warren (2009),the researches from the "Ohio Report" found that most university students who were Facebook users would tend to allocate most of their time on online social networking. As a result, they had lesser studying time which impacted their overall academic productivity negatively.

Reference:

Leake, J., & Warren, G. (2009, April 12). Facebook fans do worse in exams. The Sunday Times. Retrieved from http://www.timesonline.co.uk