Psychometric aspects of the Tilburg Pregnancy Distress Scale: data from the HAPPY study

Myrthe G B M Boekhorst1,2,3, Annemerle Beerthuizen4, Maarten Van Son5

  • 1Department of Medical and Clinical Psychology, Tilburg University, Warandelaan 2, PO Box 90153, 5000, 5037 AB, LE Tilburg, The Netherlands. m.g.b.m.boekhorst@uvt.nl.

We previously developed the Tilburg Pregnancy Distress Scale (TPDS). The aim of the current study was to further assess its test-retest reliability, internal consistency, and construct and concurrent validity in 1739 pregnant women. TPDS scores during pregnancy were highly inter-correlated (r ≥ .70), with similar findings for its Negative Affect and Partner Involvement subscales. Pregnancy and delivery worries varied in different subgroups of women regarding their obstetric history. Nullipara reported more pregnancy- and delivery-related worries at all trimesters of pregnancy. Women with previous pregnancy-related complications reported more pregnancy-related worries, and those with previous delivery-related problems reported more delivery-related worries than women without these problems in the past. The TPDS seems to be a valid and reliable instrument to assess pregnancy-specific distress.

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