Kessler’s psychological distress scale
Kessler’s psychological distress scale (K10)16 was
used to measure caregivers’ psychological distress. For K10 a total
score was calculated; a score ≥ 30 was indicative of severe
psychological distress. The K10 scale has been previously validated
among adults in South Africa, ages 18 or older with moderate
discriminate validaity17.