Behavior Therapy of Anorexia Nervosa: Effectiveness of Activity as a Reinforcer of Weight Gain
Abstract
The authors present a technique for weight restoration in a condition that is often highly refractory to therapy, with mortality rates of up to 15 percent. Operant reinforcement was applied to three consecutive patients by making access to physical activity contingent upon weight gain. Treatment of from four to six weeks resulted in rapid weight restoration. Modifications of the technique, illustrating variations in operant reinforcement, are also reported.
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