In the DSM-5, one feature of anorexia nervosa is

A) refusal to maintain at least 15% of expected body weight.
B) refusal to maintain at least 35% of expected body weight.
C) refusal to maintain at least 90% of expected body weight.
D) refusal to maintain at least 25% of expected body weight.
E) Restriction of energy intake relative to requirements leading to a significantly low body weight.

Anorexia Nervosa

An eating disorder characterized by the pursuit of thinness to dangerously low weight levels.

DSM-5

The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, which is the standard classification of mental disorders used by mental health professionals in the United States.

Energy Intake

The amount of energy derived from foods and beverages consumed, measured in calories or joules.