Physiological correlates of pain in preterm infants: evidence from a meta-analytic approach
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By
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Jianhua Liao
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Ping Xiong
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Yingchao Tan
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Yujiao Chen
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Jihua Zhao
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May 29, 2026
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Clinical Scorecard: Physiological Indicators of Pain in Preterm Infants: Insights from a Meta-Analysis
At a Glance
| Category | Detail |
|---|
| Condition | |
| Key Mechanisms | Physiological responses including heart rate, cortisol levels, and oxygen saturation (ensure direct sourcing). |
| Target Population | |
| Care Setting | |
Key Highlights
- Painful procedures significantly increase heart rate and cortisol levels in preterm infants (ensure direct sourcing).
- Decreases in heart rate variability, oxygen saturation, and cerebral oxygenation are observed during pain (ensure direct sourcing).
- The strongest physiological effects are noted in cardiorespiratory parameters (ensure direct sourcing).
Guideline-Based Recommendations
Diagnosis
- Utilize physiological indicators such as heart rate variability and cortisol levels for pain assessment (ensure direct sourcing).
Management
- Integrate objective physiological markers into pain management strategies in NICUs (ensure direct sourcing).
Monitoring & Follow-up
- Regularly monitor heart rate, oxygen saturation, and cortisol levels during and after painful procedures (ensure direct sourcing).
Risks
- Uncontrolled pain in preterm infants can lead to long-term neurodevelopmental issues (ensure direct sourcing).
Patient & Prescribing Data
Preterm infants undergoing invasive and non-invasive procedures in NICUs
Physiological responses to pain should guide pain management practices.
Clinical Best Practices
- Incorporate both behavioral and physiological assessments for comprehensive pain evaluation (ensure direct sourcing).
- Ensure consistent monitoring of physiological parameters during painful interventions (ensure direct sourcing).
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