| loneliness_scales | Registry of verified loneliness scales |
| score_djg | Score a de Jong Gierveld loneliness scale (11- or 6-item) |
| score_likert | Score a Likert-summed loneliness scale (UCLA family) |
| score_loneliness | Score any registered loneliness scale |
| score_lsdq | Score the Children's Loneliness and Social Dissatisfaction Scale |
| score_selsa_s | Score the short Social and Emotional Loneliness Scale for Adults (SELSA-S) |