Fig 1.
Patient in the study group wearing hearing protection before an MRI examination.
Fig 2.
Headphones (MRI earmuffs, allMRI GmbH, Nordheim, Germany) and earplugs (BILSOM ®304S EARPLUG, Honeywell, Germany) with safety cord.
Table 1.
Standardized MRI protocol for knee joint examination for the examination and control groups of the present study (total duration 32 min).
Fig 3.
Log vasopressin concentrations in saliva before and after MRI in the study group (n = 16) with hearing protection and in the control group (n = 16).
Fig 4.
Range of pulse rate (bpm) of examination (right) and control group (left) during MRI examination.
Fig 5.
Logarithmized salivary cortisol concentrations before and after MRI in the study group (n = 15) with hearing protection and in the control group (n = 15).