A Reliability of the measuring instruments and effect size for U Mann-Whitney test: contribution to the Uttara-Chari’s article

  • Marco Aurelio Carranza Rodríguez Universidad Privada Antenor Orrego
Keywords: Reliability, effect size, U Mann-Whitney test


Recently, it has been published an article in your paper1, which brings such a relevant information about the mental health in children with acute lymphoblastic leukemia (ALL). Being de mental heath the last point in health in general, especially in hospital samples, it is important to complement some findings in the reliability of the measuring instruments and the U Mann-Whitney test.

Letter to Editor