E. Warren Lambert

Learn More
Therapeutic alliance (TA), the helping relationship that develops between a client and clinician, has received little attention in child treatment studies until recently, though it is the factor found to be most predictive of clinical outcomes. Furthermore, TA is cited as one of the most important components to effective therapy according to practicing(More)
This study examines the impact of interrater reliability on the diagnosis of attention-deficit hyperactivity disorder (ADHD). A screening of 6171 elementary school children identified 1573 children with a high risk for ADHD according to teacher rating. Follow-up parent interviews and information from teachers were collected on 243 children. Before(More)
This study evaluates a measurement model for Attention Deficit/Hyperactivity Disorder (ADHD). The DSM-IV divides 18 symptoms into two groups, inattentive and hyperactive/impulsive. Elementary school teachers rated 21,161 children in 4 locations: Spain, Germany, urban US, and suburban US. Confirmatory factor analysis suggested that the 2-factor model(More)
OBJECTIVE This prospective study characterizes trajectories of symptoms and impairment in pediatric patients with abdominal pain not associated with identifiable organic disease. METHOD The Children's Somatization Inventory and the Functional Disability Inventory were administered four times over 5 years to 132 patients (6-18 years old) seen in a(More)
This study examines the dose-response relationship, the correlation between the amount of mental health treatment a child receives (dose) and the outcome (response) in a community setting. Participants were 125 children treated in the Stark County Child and Adolescent Mental Health System. Study methods include multiple outcomes, multiple-dose definitions,(More)
Besides their well-known externalizing behavior, children with conduct disorder (CD) often have additional impairments outside the criteria for the CD diagnosis. In a 5-year study of 984 treated children (ages 5-17 years), those with CD had an average of 2.2 primary diagnoses. Children with CD showed the worst problem and impairment scores in comparison(More)
This study examines interventions designed to improve communication between individuals who take care of children with ADHD. A teacher rating of 6,171 elementary school children identifies 1,573 children with ADHD or with high risk for ADHD. Parent interviews and information from teachers are collected on 243 children who are randomized into treatment and(More)
PURPOSE The goals of the present study were to investigate whether (1) the speech disfluencies of preschool-age children are normally distributed; (2) preschool-age children who do (CWS) and do not stutter (CWNS) differ in terms of non-stuttered disfluencies; (3) age, gender, and speech-language ability affect the number and type of disfluencies children(More)
The frequency, severity, recognition, cost, and outcomes of adolescent substance use comorbidity were analyzed in the Fort Bragg Demonstration Project. Comorbidity was defined as the co-occurrence of substance use disorder (SUD) with other psychiatric diagnosis. The sample consisted of 428 adolescent clients whose providers' diagnoses were compared with(More)