Psychometric properties of screening questionnaires to detect depression in primary healthcare setting in rural Ethiopia

Table 2 Rotated factor loadings of the exploratory factor analysis of PHQ-9, PHQ-11 and WHO-5

Item	Factor loading
PHQ-9
Little interest or pleasure in doing things	0.74
Feeling down, depressed, or hopeless	0.79
Sleep problem	0.73
Feeling tired or having little energy	0.70
Eating problem	0.67
Feeling bad about yourself	0.74
Trouble concentrating	0.69
Agitation or retardation	0.72
Thoughts that you would be better off dead	0.65
PHQ-11
Little interest or pleasure in doing things	0.72
Feeling down, depressed, or hopeless	0.77
Sleep problem	0.74
Feeling tired or having little energy	0.68
Eating problem	0.66
Feeling bad about yourself	0.73
Trouble concentrating	0.68
Agitation or retardation	0.69
Thoughts that you would be better off dead	0.64
Irritability	0.65
Noise intolerance	0.65
WHO-5
Cheerful and good spirit	0.86
Calm and relaxed	0.87
Active vigorous	0.84
Fresh and rested	0.78
Interest	0.81

WHO-5 World Health Organization-Five Well-being Index, PHQ Patient health questionnaire

ISSN: 2731-4553