The PSI is a 23-item Likert-type questionnaire measuring the stresses experienced by new parents resulting from lifestyle changes associated with having a baby.
The PPAQ is a 61-item Likert-type scale that assesses attitudes, relationships, and changing roles of mothers in the weeks and months after giving birth.
The SEECS is a questionnaire designed to measure the expectations held by women regarding types of support they will receive following the birth of a child.