Related Experiment Videos
Maternal depression and motherese: temporal and intonational features
1Cornell University, New York, NY.
Child Development
|August 1, 1988
Summary
Maternal depression impacts infant interaction. Depressed mothers show altered motherese (parent-infant speech), responding slower and using less exaggerated intonation, increasing infant psychopathology risk.
Area of Science:
- Developmental Psychology
- Clinical Psychology
- Infant Studies
Background:
- Children of depressed parents face higher risks for depression and developmental issues.
- Disturbances in face-to-face infant-mother interactions are noted in maternal depression.
Purpose of the Study:
- To investigate the effects of maternal depression on motherese, a crucial interactive behavior for infant development.
- To analyze paralinguistic features of motherese in depressed versus non-depressed mothers.
Main Methods:
- Audio-recording face-to-face interactions between 36 mothers and their 3-4-month-old infants.
- Analyzing temporal parameters (utterances, pauses) and intonation contours of motherese.
- Producing hard copy records of pitch contours and relative intensity for 2-min sequences.
Main Results:
- Depressed mothers responded significantly slower to infant vocalizations.
- Mothers with depression exhibited more variable utterances and pauses.
- Depressed mothers were less likely to use exaggerated intonation contours typical of motherese.
Conclusions:
- Maternal depression alters motherese, characterized by slower responses and reduced vocal expressivity.
- These interactional changes may represent a mechanism linking maternal depression to infant psychopathology risk.