Table 1.

Developmental Behavior Checklist (DBC) Subscales and Sample Items

Subscale	Sample items
Anxiety (A)	cries easily or for no reason, separation anxiety distressed about being alone, fears things or situations nightmares, loss of appetite
Communication Disturbance (CD)	confuses use of pronouns, echolalia, talks to self speaks in whispers / high pitched voice/ other unusual tone or rhythm, over affectionate, perseveration unrealistically happy / elated, stands too close to others, doesn’t mix with own age group
Disruptive (D)	abusive, runs away, temper tantrums, hides things, easily led by others, irritable, impulsive, jealous, kicks / hits others, noisy, lights fires, overactive, attention seeking, stubborn, steals, lies
Self-Absorbed (SA)	aloof, bangs head, poor attention span, mouths objects pica, grinds teeth, hits self, wanders aimlessly hums/whines/ makes non speech noises, repetitive body / hand movements, screams a lot plays with unusual object, repetitive activities stares at lights / spinning objects, laughs for no apparent reason
Social Relating (SR)	aloof, doesn’t show affection, tends to be a loner doesn’t respond to other’s feelings, under active somatic symptoms, resists being cuddled / touched /held sleeps too much