Related Experiment Video
Updated: Jul 30, 2025

Exploring Infant Sensitivity to Visual Language using Eye Tracking and the Preferential Looking Paradigm
Published on: May 15, 2019
Children's total blindness as a risk factor for early parent-child relationships: preliminary findings from an
Anna Gui1, Debora Perelli2, Giulia Rizzo2
1Centre for Brain and Cognitive Development, Birkbeck, University of London, London, United Kingdom.
Insights
Congenital blindness, particularly total blindness, is linked to increased parenting stress and reduced social support. While joint engagement behaviors were similar, children with total blindness showed less visual interaction with parents.
Area of Science:
- Developmental Psychology
- Ophthalmology
- Family Studies
Background:
- Vision is crucial for early parent-child attunement and social development.
- Congenital blindness can impact parental well-being and parent-child interactions.
- Understanding the effects of residual vision is key for supporting families.
Purpose of the Study:
- To compare parenting stress, social support, and child behavior in families with total blindness (TB) versus partial blindness (PB).
- To investigate the relationship between residual vision and family dynamics in early childhood.
- To inform early family-centered interventions for visually impaired children.
Main Methods:
- Compared 42 families with congenitally blind children (TB vs. PB).
- Assessed parenting stress and perceived social support using standardized questionnaires.
- Analyzed video-recorded parent-child interactions for joint engagement and gaze behaviors.
Main Results:
- Parents of TB children reported higher parenting stress and lower social support than parents of PB children.
- Fathers' stress correlated negatively with social support from friends.
- TB children showed less frequent gaze and facial direction towards parents, potentially linked to maternal stress.
Conclusions:
- Complete congenital blindness adversely affects parenting stress and perceived social support.
- Non-visual communication strategies are vital for parent-child dyads.
- Further research with larger, diverse samples is needed.
Background:
Vision provides crucial information for parent-child attunement that scaffolds social development from the first months of life. Congenital blindness might affect both parental wellbeing and children's behavior during parent-child interaction. In this study, we compared families of young children with total versus partial blindness to understand the link between residual vision, parenting stress and perceived social support, and children's behavior during parent-child interaction.
Methods:
Participants were 42 white parents (21 fathers and 21 mothers) and their congenitally blind children (14 females, mean age = 14.81 months, SD = 10.46) with no co-occurring disability, recruited at the Robert Hollman Foundation rehabilitation centers in Italy. Parents' scores on the Parenting Stress Index and Multidimensional Scale of Perceived Social Support questionnaires, as well as children's behaviors signaling joint engagement during video-recorded episodes of parent-child interaction, were compared between the Total Blindness (TB, n = 12 children with no light perception or light perception in the dark but no quantifiable visual acuity) and Partial Blindness (PB, n = 9 children with a residual visual acuity below 3/60) groups.
Results:
We found that parents of TB children had higher parenting stress and lower perceived social support scores than parents of PB children. In fathers, total stress and stress linked to perceiving the child as difficult negatively correlated with perceived support from friends. There was no difference in the time TB and PB children spent displaying joint engagement behaviors during parent-child interaction. However, TB children directed their gaze and face less often toward their parents than PB children. We observed a trend of association between this behavior and maternal stress.
Conclusion:
These preliminary results suggest that the complete absence of vision from birth has adverse effects on stress linked to parenting and parental perceived social support. These findings support the importance of early family-centered interventions that extend to the parents' communities and facilitate the parent-child dyad's communication through non-visual behaviors. Replication is warranted in larger and more diverse samples.
Related Concept Videos
Photoreceptors and Visual Pathways
Blind Procedures
Piaget's Stage 1 of Cognitive Development

