Related Experiment Video
Updated: Jul 10, 2026

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
Published on: August 25, 2014
Robust stability and physiological correlates of infants' patterns of regulatory behavior in the still-face paradigm
Miguel Barbosa1, Marjorie Beeghly2, João Moreira1
1Faculdade de Psicologia, Universidade de Lisboa.
Insights
Infant regulatory behavior patterns, identified in the face-to-face still-face (FFSF) paradigm, show remarkable stability from 3 to 9 months. These patterns correlate with infants' heart rate responses, indicating organized physiological regulation.
Area of Science:
- Developmental Psychology
- Infant Behavior and Development
- Physiological Psychology
Background:
- The face-to-face still-face (FFSF) paradigm is a key tool for assessing infant social-emotional regulation.
- Previous research has focused on discrete infant behaviors, but the stability of broader regulatory patterns over time remains under-explored.
Purpose of the Study:
- To examine the stability of three infant regulatory patterns (social-positive, distressed-inconsolable, self-comfort) from 3 to 9 months using the FFSF paradigm.
- To investigate the correlation between these regulatory patterns and infants' heart rate variability during FFSF episodes.
Main Methods:
- A longitudinal study involving 112 healthy, full-term infants and their mothers.
- Videotaping infants in the FFSF paradigm at 3 and 9 months of age.
- Scoring infant regulatory patterns using the Coding System for Regulatory Patterns in the FFSF and assessing heart rate levels.
Main Results:
- The social-positive-oriented pattern was the most common at both 3 and 9 months.
- A robust stability (Cohen's κ = .72) of regulatory patterns was observed between 3 and 9 months.
- Infants with social-positive patterns showed heart rate recovery, while distressed-inconsolable infants exhibited increased heart rate, and self-comfort infants showed no change during reunion phases.
Conclusions:
- Infants display organized and stable regulatory patterns as early as 3 months of age.
- These early regulatory patterns are maintained over a 6-month period.
- Infant regulatory patterns are associated with distinct physiological responses, as evidenced by heart rate changes during the FFSF paradigm.
Abstract:
This study examined the stability of three patterns of infant regulatory behavior identified in the face-to-face still-face (FFSF) paradigm at 3 and 9 months-social-positive oriented, distressed-inconsolable, and self-comfort oriented-and whether variations in infants' heart-rate were correlated with them. Although some studies have examined the stability of discrete infant behaviors, none have investigated the stability of early regulatory patterns across FFSF episodes over time. Healthy full-term infants and their mothers (N = 112) were videotaped in the FFSF when infants were 3 and 9 months old. Infants' regulatory patterns were scored with the Coding System for Regulatory Patterns in the FFSF. Infants' heart-rate level during each episode of the FFSF was also assessed. The social-positive-oriented pattern was the most prevalent at both ages. Cross-tabulation analysis showed a robust stability (Cohen's κ = .72) of the regulatory patterns from 3 to 9 months. The heart-rate level of infants with a social-positive-oriented pattern at 3 and 9 months showed recovery to baseline levels following the still-face. In contrast, the heart-rate level of infants with a distressed-inconsolable pattern at 9 months increased from the still-face to the reunion episode, whereas the heart-rate level of infants with a self-comfort-oriented pattern at 9 months did not change from the still-face to the reunion episodes. These results suggest that infants exhibit distinct organized regulatory patterns as early as 3 months that are stable over a 6-month interval and associated with variations in infants' physiological responses across FFSF episodes at both ages. (PsycINFO Database Record (c) 2018 APA, all rights reserved).
Related Concept Videos
Facial Feedback Hypothesis
Piaget's Stage 1 of Cognitive Development
Exploration...
Socioemotional Development during Infancy
Primary Temperament Types
Stella Chess...
Attachment
Relationship with Parents: Attachment

