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Table 5 Relationship of PHQ-9 and PHQ-2 with demographic and infertility characteristics

From: The reliability and validity of the Patient Health Questionnaire-9 (PHQ-9) and PHQ-2 in patients with infertility

  PHQ-2 PHQ-2
Mean (SD) or ra P Mean (SD) or r P
Age (years) 0.025 0.560 −0.014 0.741
Duration of infertility (years) 0.174 < 0.001 0.118 0.006
Sex   < 0.001   < 0.001
 Male 6.84 (5.67)   1.90 (1.83)  
 Female 9.88 (6.25)   2.86 (1.77)  
Educational level   0.152   0.731
 Primary 9.59 (6.46)   2.54 (1.91)  
 Secondary 8.10 (6.18)   2.35 (1.83)  
 University 8.33 (6.05)   2.41 (1.86)  
Cause of infertility   0.968   0.651
 Male factor 8.38 (6.15)   2.42 (1.87)  
 Female factor 8.49 (6.16)   2.21 (1.71)  
 Both 8.38 (5.61)   2.51 (1.81)  
 Unexplained 8.72 (6.83)   2.50 (2.02)  
Failure of previous treatment   0.009   0.022
 No 7.74 (5.92)   2.22 (1.88)  
 Yes 9.12 (6.33)   2.59 (1.83)  
History of abortion   0.057   0.157
 No 8.15 (6.05)   2.34 (1.81)  
 Yes 9.26 (6.42)   2.59 (1.95)  
  1. PHQ-9 Patient Health Questionnaire-9, PHQ-2 Patient Health Questionnaire-2, SD Standard Deviation
  2. aPearson correlation coefficient