Table 1.

The four instruments validated in the study

Hscl-10	Hscl-6	Who-5	Key questions
Sudden fear for no reason	Feeling depressed	I have felt cheerful and in good spirits	During the past month you often been bothered by feeling down, depressed or hopeless?
Afraid & anxious	Feeling little worth	I have felt calm and relaxed	During the past month have you often been bothered by little interest or pleasure in doing things?
Faint & dizzy	Thoughts of taking your life	I have felt active and vigorous	Is this something you would like help with?
Tense & harassed	Feeling of being trapped	I woke up feeling fresh and rested
Guilty	Feeling of loneliness	My daily life has been filed with things that interest me
Sleeplessness	Feeling guilty
Dejected
Useless, of little worth
Everything is a burden
Hopelessness for the future