We examined the relationships among trait and state psychological variables and performance in male high school distance runners using the Sport Orientation Questionnaire (SOQ; Gill & Deeter, 1988), the Competitive Orientation Inventory (COI; Vealey, 1986), the Trait Sport-Confidence Inventory (TSCI; Vealey, 1986), the State Sport-Confidence Inventory (SSCI; Vealey, 1986), the Competitive State...