Google search trends for itch in Europe: a retrospective longitudinal study

Background Itch is a common symptom in the general population. Affected individuals often do not seek medical consultation and rely on Internet searches to obtain information regarding their itch. Objectives The aim of this study was attain insights into concerns population itch can by analysing itch-related search behaviour. Methods Google AdWords Keyword Planner used assess volumes for terms 15 European countries between September 2014 August 2018. All identified keywords were qualitatively categorized. Itch-related descriptively analysed are shown as number searches/100 000 inhabitants. Results volume keyword ‘itch’ per 100 inhabitants highest Northern Europe, followed Eastern, Central Southern Europe. In 4/15 countries, searched more autumn/winter months compared spring/summer months. Most related dermatological conditions such inflammatory skin diseases (e.g. psoriasis, atopic dermatitis), allergic or immunologic urticaria), infectious infestations scabies). body location, genitoanal dominated searches. Symptoms signs itch, possible non-dermatological aetiologies, treatment options also among most terms. Conclusions These analyses provided first time behaviour patterns across People from Eastern Europe likely online Causes especially conditions, important users. This unconventional inexpensive method identifies needs people beyond setting, including who consultation. Accordingly, data could be guide public health interventions manage respective inhabitants’ needs.