Characteristics of the 174 patients enrolled in the study.

Values are arithmetic mean (standard deviation [SD]) or number (%). Percentages may not total 100% because of rounding.
*The body mass index (BMI) is the weight in kilograms divided by the square of the height in meters.
†Body circumferences were available for 80 patients in the short-bore MR group and 85 patients in the open MR group.
‡Pain medication comprises regular use of cyclo-oxigenase inhibitors, acetaminophen, or opioids. Antidepressant medication comprises regular use of tricyclic antidepressants, selective serotonin reuptake inhibitors, or opipramol. Sedative medication comprises regular use of benzodiazepines or other sedatives.
§The EuroQol (EQ-5D) is a self-report questionnaire for assessment of general health-related quality of life [30]. It includes a vertical visual analogue scale (EQ VAS) ranging from 0 (worst imaginable) to 100 (best imaginable) to rate the current state of health.