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Published on: April 19, 2017
Effects of training versus non-training in identification of infant cry-signals: a longitudinal study
Insights
Training significantly improved infant cry recognition in college students, except for pleasure cries. Untrained individuals showed improvement over time, suggesting exposure can act as training.
Area of Science:
- Developmental Psychology
- Auditory Perception
- Infant Communication
Background:
- Infant cries are crucial communication signals.
- Distinguishing cry types (birth, hunger, pain, pleasure) is vital for caregiving.
- The role of training in cry signal identification is not fully understood.
Purpose of the Study:
- To investigate the impact of training on the ability to identify infant cry signals.
- To compare the performance of trained and untrained individuals.
- To examine changes in identification accuracy over time.
Main Methods:
- Sixty college students (aged 18-30) participated.
- Participants were divided into trained and untrained groups.
- Cry identification accuracy was assessed initially and after 10 weeks.
Main Results:
- Trained subjects significantly outperformed untrained subjects in identifying birth, hunger, and pain cries.
- No significant difference was found in pleasure cry identification.
- Untrained subjects showed significant improvement in identifying birth and hunger cries at follow-up.
Conclusions:
- Formal training enhances the ability to interpret specific infant cries.
- Repeated exposure to infant cries may function as a form of implicit training.
- Further research is needed to explore the mechanisms of cry signal learning.
Abstract:
The effects of training on the ability to identify 4 infants' cry-signals (birth, hunger, pain, and pleasure) were studied in 60 college students (aged 18 to 30 yr.). Subjects with training scored significantly higher than those without in identifying all but the pleasure cry-signal. In a follow-up retest 10 wk. later, scores for the birth and hunger cry-signals improved significantly (p less than .05) for subjects without training, while scores for subjects with training remained about the same. The suggestion that repeated exposure to cry-signals may serve as training was discussed.
