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Nivel de dificultad y poder de discriminación del tercery quinto examen parcial de la cátedra de cito-histología2007 de la carrera de medicina de la UMSA / Level of difficulty and discrimination power of the third and fifth partial examination of the chair of cyto-histology 2007 of the medical career of UMSA
Pérez Tapia, Julio Hernán; Acuña Aguilar, Nelson; Ruben Arratia Cuela, Elvis.
  • Pérez Tapia, Julio Hernán; UMSA. Facultad de Medicina. Departamento Ciencias Morfologicas. La Paz. BO
  • Acuña Aguilar, Nelson; s.af
  • Ruben Arratia Cuela, Elvis; s.af
Cuad. Hosp. Clín ; 53(2): 16-22, 2008. tab, graf
Article in Spanish | LILACS | ID: lil-781074
RESUMEN

Objetivo:

Determinar el nivel de dificultad y el índice de discriminación del tercer y quinto examen parcial de Cito-Histología. Diseño de investigaciónDescriptivo de corte transversal. LugarCátedra de Cito-HistologíaMuestra388 exámenes de estudiantes que dieron el tercer parcial y 350 el quinto

Método:

Los datos se recolectaron a través de un formulario, el nivel de dificultad y poder de discriminación se obtuvieron por formulasestablecidas.

Resultados:

La media de dificultad del tercer parcial fue de 0,34, siendo medianamente difícil, la media del quinto fue 0,54 siendo de dificultad media. Lamedia del índice de discriminación del tercer parcial fue 0,57 y 0,45 del quinto, el coeficiente de discriminación fue 0,44 para el tercero y 0,54para el quinto, así, ambos parciales tuvieron una calidad excelente.

Conclusiones:

Según el nivel de dificultad del tercer parcial fue más difícil que el quinto, éste último estuvo dentro de parámetros esperados, el tercer parcialno tuvo reactivos fáciles. Ambos parciales discriminaron positivamente, una pregunta del tercer parcial debería descartarse y dos del quintorevisarse a profundidad.
ABSTRACT

Objective:

To determine the level of difficulty and the power of discrimination of the third and fifth partial exam in Cytohistology Research

Design:

Descriptive, cross sectional Location Chair of Cytohistology SampleThe students who took the third and fifth partial exams 388 for the third and 350 for the fifth.

Method:

The data were collected by means of a form, the difficulty level and power of discrimination were calculated by established formulas

Results:

The average difficulty of the third partial exam was 0.34, qualified as moderately difficult. The average difficulty of the fifth partial exam was 0.54 which qualifies for half difficult. The average index of discrimination of the third partial exam was 0.57 and of the fifth 0.45. The discrimination quotient was 0.44 for the third and 0.54 for the fifth exam, and both partials were of excellent quality.

Conclusions:

Considering the difficulty level, the third partial exam was more difficult than the fifth the latter being within expected parameters . Both partials discriminated positively, one question of the third partial should be removed, and two questions of the fifth test should be reviewed in depth.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Students, Medical / Education, Medical, Undergraduate / Learning Type of study: Observational study / Prevalence study / Prognostic study / Risk factors Limits: Female / Humans / Male Language: Spanish Journal: Cuad. Hosp. Clín Journal subject: Medicine Year: 2008 Type: Article Affiliation country: Bolivia Institution/Affiliation country: UMSA/BO

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Full text: Available Index: LILACS (Americas) Main subject: Students, Medical / Education, Medical, Undergraduate / Learning Type of study: Observational study / Prevalence study / Prognostic study / Risk factors Limits: Female / Humans / Male Language: Spanish Journal: Cuad. Hosp. Clín Journal subject: Medicine Year: 2008 Type: Article Affiliation country: Bolivia Institution/Affiliation country: UMSA/BO