Table 3

The study group of 470 women compared to the reference group of 156 age-matched women

Cronbach's αIVF women
n=463–470
Reference group age-matched sample
n=156
Effect size
Cohen's distance
p Value
MeanSDMeanSD
Somatisation0.8560.620.720.430.440.32*<0.001
Obsessive-compulsive0.8640.570.680.490.520.130.020
Interpersonal sensitivity0.8840.410.680.420.470.020.763
Depression0.9210.620.800.520.580.140.017
Anxiety0.8700.490.700.430.480.100.079
Hostility0.7780.320.570.290.410.060.285
Phobic anxiety0.7460.130.410.110.260.060.303
Paranoid ideation0.7460.300.570.270.390.060.278
Psychoticism0.7620.150.410.140.240.030.599
Global Severity Index0.9750.410.600.380.380.060.291
Positive Symptom Distress Index3.846.151.400.430.56†<0.001
Positive symptom total25.6318.6324.5816.860.060.296
  • Significance level <0.05.

  • *Effect size Cohen's distance: ≥0.2 small.

  • †Effect size Cohen's distance: ≥0.5=medium.

  • ‡Effect size Cohen's distance: ≥0.8=large.

  • IVF, in vitro fertilisation.