Fig. 3From: Development and implementation of an ultralow-dose CT protocol for the assessment of cerebrospinal shunts in adult hydrocephalusRadiation dose reduction with ultralow-dose computed tomography (ULD CT) using pure iterative reconstruction. Comparison of the effective dose (mSv) between plain radiographic shunt series (PRSS) and ULD CT using a Wilcoxon matched-pairs signed rank test (** p = 0.002). Data represent the median, interquartile range, minimum and maximum valuesBack to article page