“…This scale has been normed on children and adolescents from diverse social, economic, and ethnic backgrounds. SPPC was first developed in 1985, and contemporary researchers have used it with African American adolescents, demonstrating that the normed means have been similar to those originally reported by Harter (Hogue, Liddle, Becker, & Johnson-Leckrone, 2002;Thompson and Zand, 2002). The SPPC is a 36 item scale that measuring competence or adequacy in seven areas as perceived by the child including: scholastic competence, athletic competence, social acceptance, physical appearance, close friendships, behavioral conduct, and global self-worth.…”