1834vuotiaista
1834vuotiaista is a term that would refer to a demographic group of people aged 18 to 34 in Finnish. The standard and widely used form is 18–34-vuotiaista, where the age range is connected with a dash and the noun phrase is declined accordingly. The concatenated form 1834vuotiaista is typically considered a typographical error or a context where proper typography is not available, such as in some headlines or plain-text data fields.
In usage, 18–34-vuotiaista is common in statistics, sociology, marketing, and policy analysis when describing a subset
Notes on variation and clarity are important. While 18–34-vuotiaat is the singular or plural form for describing