Fig. 2From: Study approach and field work procedures of the MentDis_ICF65+ project on the prevalence of mental disorders in the older adult European populationResults of the responder analysis for each study centre. Detailed legend: The response rate (in %) of the contacted sample was calculated by 2 age groups (65–74 years/ 75–84), gender (male/ female) and study centre (Hamburg/ Ferrara/ London/ Madrid/ Geneva/ Jerusalem). The dashed line shows the response rate for the total sampleBack to article page