Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:We compared our results with those of Marini et al.[26] and the North Dublin Population Stroke Study [27] on prevalence analysis by age group and gender: our results showed a higher prevalence than
Marini et al. in men for all age groups and for women < 60 years and women > 80 years.
Category: