Yep, the article confirms: "Ninety-two studies satisfied the inclusion criteria. Because many of these studies reported data from several samples, the number of

Yep, the article confirms: "Ninety-two studies satisfied the inclusion criteria. Because many of these studies reported data from several samples, the number of samples, 113, was greater than the total number of studies. The total number of participants for the 113 samples was 50,120. A total of 1,682 estimates of change were compiled."