“…In the event that necessary statistical or descriptive information was deficient, solicitations were made from the primary investigators. A total of 16 studies were found (Berger, 1962;Capen, 1956;de Hoyos, Herring, Garzarella, Werber, & Brechue, 1997;Haas, Garzarella, de Hoyos, & Pollock, 1998Jacobson, 1986;Kraemer, 1997;Leighton, Holmes, Benson, Wooten, & Schmerer, 1967;Messier & Dill, 1985;Reid, Yeater, & Ulrich, 1987;Rhea, Alvar, Ball, & Burkett, 2002;Sanborn et al, 2000;Silvester, Stiggings, McGown, & Bryce, 1982;Starkey et al, 1996).…”