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. Author manuscript; available in PMC: 2022 Oct 4.
Published in final edited form as: Res Nurs Health. 2018 Apr;41(2):185–194. doi: 10.1002/nur.21861

TABLE 3.

Results of confirmatory factor analysis of PDSS in five subscales: maximum-likelihood dimensions and loadings (N = 245)

Item I II III IV V Residual variance
Sleep/eating disturbance (SLP), α = 0.76
 1. I had trouble sleeping even when my baby was asleep. 0.74 (.03) 0.45
 8. I lost my appetite. 0.64 (.04) 0.59
 15. I woke up on my own in the middle of the night and had trouble getting back to sleep. 0.83 (.03) 0.32
 22. I tossed and turned for a long time at night trying to fall asleep. 0.83 (.03) 0.30
 29. I knew I should eat but I could not. 0.59 (.05) 0.65
Anxiety/insecurity (ANX)/emotional lability (ELB)/mental confusion (MNT), α = 0.97
 2. I got anxious over even the littlest things that concerned my baby. 0.61 (.04) 0.63
 3. I felt like my emotions were on a roller coaster 0.81 (.02) 0.35
 4. I felt like I was losing my mind. 0.83 (.02) 0.32
 9. I felt really overwhelmed. 0.73 (.03) 0.46
 10. I was scared that I would never be happy again. 0.76 (.03) 0.42
 11. I could not concentrate on anything. 0.77 (.03) 0.41
 16. I felt like I was jumping out of my skin. 0.72 (.03) 0.48
 17. I cried a lot for no real reason. 0.72 (.03) 0.48
 18. I thought I was going crazy. 0.80 (.03) 0.36
 23. I felt all alone. 0.75 (.03) 0.44
 24. I have been very irritable. 0.76 (.03) 0.43
 25. I had a difficult time making even a simple decision. 0.74 (.03) 0.46
 30. I felt like I had to keep moving or pacing. 0.65 (.04) 0.58
 31. I felt full of anger ready to explode. 0.71 (.03) 0.49
 32. I had difficulty focusing on a task. 0.73 (.03) 0.47
Loss of self (LOS), α = 0.90
 5. I was afraid that I would never be my normal self again. 0.82 (.02) 0.33
 12. I felt as though I had become a stranger to myself. 0.84 (.02) 0.29
 19. I did not know who I was anymore. 0.83 (.02) 0.31
 26. I felt like I was not normal. 0.84 (.02) 0.30
 33. I did not feel real. 0.77 (.03) 0.41
Guilt/shame (GLT), α = 0.81
 6. I felt like I was not the mother I wanted to be. 0.81 (.03) 0.34
 13. I felt like so many mothers were better than me. 0.82 (.03) 0.33
 20. I felt guilty because I could not feel as much love for my baby as I should. 0.61 (.04) 0.63
 27. I felt like I had to hide what I was thinking or feeling toward the baby. 0.58 (.05) 0.69
 34. I felt like a failure as a mother. 0.87 (.02) 0.24
Suicidal thoughts (SUI), α = 0.62
 7. I have thought that death seemed like the only way out of this living nightmare. 0.95 (.01) 0.09
 14. I started thinking that I would be better off dead. 0.93 (.01) 0.14
 21. I wanted to hurt myself. 0.77 (.03) 0.40
 28. I felt that my baby would be better off without me. 0.65 (.04) 0.57
 35. I just wanted to leave this world. 0.93 (.01) 0.13

PDSS, postpartum depression screening scale. Columns are standardized factor loadings with standard errors (in parentheses).