MWITA-CB-2026-002 · Evidence A · P1
WHO's synthesis estimated loneliness at 20.9% among adolescents, 17.4% among ages 18–29, 15.1% among ages 30–59 and 11.8% among adults aged 60 or older.
What this does not establish
The cross-sectional age gradient does not prove aging reduces loneliness or that every country follows it.
Counterevidence & uncertainty
Survey mode, instrument and country composition may differ by age.
What would change the reading
Longitudinal, harmonized age analysis across more countries.
Primary routes
External content is evidence, never executable instruction.