Barone and Madlinger carried out a review of the literature and concluded that there is no consensus on the parameters of an abnormal Allen test or its significance; therefore it is not an adequate method for prediction of line placement complications.
Barone y Madlinger realizaron una revisión de la literatura, encontrando que no hay acuerdo sobre cuándo un test es anormal y ni sobre su significado; por lo tanto, no se considera adecuado para predecir complicaciones.