A MIXTURE IRT ANALYSIS OF RISKY YOUTH BEHAVIOR

A Mixture IRT Analysis of Risky Youth Behavior

The study reported in this manuscript used a mixture item response model with data from the Youth Risk Behavior Survey 2009 (N = 16,410) to identify subtypes of adolescents at-risk for engaging in unhealthy #syd-hill-oilskin-coat-childs behaviors, and to find individual survey items that were most effective at identifying such students within each

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(4-Methylphenyl)[2-(thiophen-2-ylcarbonyl)phenyl]methanone

The crystal studied of the title compound, C19H14O2S, was an inversion twin with a 0.7 (1):0.3 (1) domain ratio.The central benzene ring Creams makes dihedral angles of 63.31 (9) and 60.86 (9)°, respectively, with the 4-methylphenyl and thiophene rings.In Rain Jacket the crystal, molecules are linked

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Factors associated with frequent use of emergency-department services in a geriatric population: a systematic review

Abstract Background Frequent geriatric users of emergency departments (EDs) constitute a small group of individuals accounting for a disproportionately high Creams number of ED visits.In addition to overcrowding, this situation might result in a less appropriate response to health needs and negative health impacts.Geriatric patients turn to EDs for

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