Figure 2From: Evaluation of changes in postnatal care using the "Parents' Postnatal Sense of Security" instrument and an assessment of the instrument's reliability and validity Relationship between mothers' scores for PPSS and the global question on postpartum security in the total population. The x-axis denotes the scores (1–4) for the global question" I felt secure during the first postnatal week", and the y-axis denotes the total scores (0–72) for the PPSS instrument. As scores increase for the global question, results of scores on the PPSS become increasingly homogenous and the inter-quartile range decreases.Back to article page