7 items
The minimal demographic set most studies report: age, sex, gender, country and language. Age and date of birth are both included — pick whichever your ethics approval allows, you rarely want both.
Source
Wording follows the two-step sex/gender approach recommended for research use, which asks sex assigned at birth and gender identity as separate items rather than conflating them.
License: Free to use and adapt.
What is your age (in years)?
0–120
What is your date of birth?
date input
What sex were you assigned at birth?
Female · Male · Intersex · Prefer not to say
What is your gender?
Woman · Man · Non-binary · Prefer to self-describe · Prefer not to say
In which country do you currently live?
What is your first language?
Which other languages do you speak fluently?
Use this module in your own ESM/EMA study — drop it into a survey within SMAAT.