Skip to main content

Table 4 Correlations between PHQ-9 depression scores, quality of life domain scores and depression

From: The validity and reliability of the Patient Health Questionnaire-9 for screening depression in primary health care patients in Botswana

Pearson’s Correlations123456
1. PHQ-9 Depression Scores1     
2. Physical Quality of Life−0.330a1    
3. Psychological Quality of Life−0.468a0.348a1   
4. Social Quality of Life−0.411a0.377a0.414a1  
5. Environmental Quality of Life−0.499a0.403a0.483a0.529a1 
6. Major Depression Episodeb0.525a−0.244a−0.346a−0.299a−0.389a1
  1. a Correlation is significant at the 0.01 level (2-tailed), b Spearman’s rho Correlation