Neonatal Assessment · PaedCare KGH

CRIB-II Score

Clinical Risk Index for Babies II — Preterm Illness Severity & Mortality Risk Stratification

Validated for infants <32 weeks gestation or <1500 g birth weight · Population-level benchmarking tool only · Not for individual mortality prediction · Ref: Parry G et al., Lancet 2003;361:1789–1791

👶 Patient Details
Expected range: 300–6000 g · tap chip for quick entry
🕐 Auto time:
CRIB-II Total Score
0 / 29
0 of 5 criteria selected
Incomplete
🟡 Incomplete Assessment — select all 5 criteria to complete
✓️ Within validated CRIB-II population
1
Birth Weight (grams)
Select the band that contains the recorded birth weight · Max 11 pts
≥ 1351 g
0
1151 – 1350 g
1
901 – 1150 g
4
651 – 900 g
7
≤ 650 g
11
↑ Auto-detected from entered birth weight. Tap any option above to override.
2
Gestational Age (completed weeks)
Use best obstetric estimate at birth · Max 8 pts
≥ 30 completed weeks
0
28 – 29 completed weeks
2
26 – 27 completed weeks
5
24 – 25 completed weeks
7
< 24 completed weeks
8
↑ Auto-detected from entered gestational age. Tap any option above to override.
3
Sex
Male sex is associated with higher preterm illness severity · Max 1 pt
Female
0
Male
1
4
Temperature at NICU Admission (°C)
Rectal or axillary temperature recorded within 1 hour of NICU admission · Max 3 pts
≥ 36.5°C (normothermia)
0
35.5 – 36.4°C (mild hypothermia)
1
34.5 – 35.4°C (moderate hypothermia)
2
< 34.5°C (severe hypothermia)
3
5
Base Excess (mmol/L)
Worst (most negative) value in first 12 hours — arterial or capillary ABG · Max 6 pts
≥ −4 mmol/L (normal / compensated)
0
−8 to −5 mmol/L (mild–moderate acidosis)
1
−11 to −9 mmol/L (moderate–severe acidosis)
3
< −11 mmol/L (severe acidosis)
6
⚠️ ABG not available within first 12 hours — score will be incomplete
N/A
📈 Previous CRIB-II Score (optional — serial documentation)
📌 CRIB-II was designed as an early admission illness severity score and is not validated for serial monitoring. Score changes may support documentation but must not replace bedside clinical assessment of the infant’s current condition.

📎 To save as PDF: use Print → Save as PDF in your browser

CRIB-II — Clinical Risk Index for Babies II · Illness Severity & Risk Stratification
CRIB-II Total Score
Baby / ID
Mother’s Name
Admission No.
Ward / Bed
GA at Birth (entered)
Birth Weight (entered)
Sex
Referral Source
Assessment No.
Assessing Clinician
Date & Time of Assessment
Item-wise Score Breakdown
1. Birth Weight
2. Gestational Age
3. Sex
4. Temperature (at admission)
5. Base Excess (worst, first 12h)
TOTAL— / 29
⚠️ Clinical Safety Statement — CRIB-II is a population-level benchmarking and risk stratification tool. It estimates group-level mortality risk and must not be used as an individual mortality prediction. Clinical factors including sepsis, congenital anomalies, ventilation requirements, haemodynamic status, response to treatment, and quality of neonatal care substantially influence outcome. All clinical decisions remain the responsibility of the treating neonatologist.
Report ID: —
📚 Ref: Parry G, Tucker J, Tarnow-Mordi W. CRIB II: an update of the Clinical Risk Index for Babies score. Lancet. 2003;361:1789–1791. · Original publication verified during audit. · Score calculated from selected categories; not auto-derived from typed GA/BWT text fields. · Maximum possible score = 29.
Generated by: CRIB-II Score v4 | PaedCare KGH · Assessment Time:
Dr. B.S. Chakravarthy · Professor & HOD, Dept of Paediatrics
Andhra Medical College / King George Hospital, Visakhapatnam
📧 bhimisetti@gmail.com · 📱 9848253535
💾 Save Record (creates Study ID)
🔒 Save the record first to activate WhatsApp, Copy, Save and Print. Study ID will be created on Save.

📷 Screenshot mode hides controls for cleaner WhatsApp sharing

📊 CRIB-II Audit Register (LocalStorage · this device only)
Saved records on this device: 0
🔒 Audit Register is stored only on this device/browser using LocalStorage. It is not uploaded to any server. Export CSV only when authorised for clinical audit or research.
📊 Audit CSV  |  📈 Research CSV  |  Analytics Report  |  Analytics CSV  |  📄 Research Report (HTML)  |  📄 DOC (Word)
📊 Research Summary auto-updates
No records saved yet
📊 CRIB-II Population Mortality Risk Reference (Parry 2003)
Score (0–29)Est. Population MortalityRisk Band
0 – 5< 10%Very Low
6 – 1010 – 20%Low–Moderate
11 – 1520 – 40%Moderate
16 – 2040 – 65%High
21 – 29> 65%Very High
Population-level estimates from the original Parry 2003 cohort (n=3174 preterm infants, UKISS dataset). These do not predict individual outcome. True maximum score = 29 (corrected from earlier erroneous 27).
⚠️ Clinical Safety & Scope of Use CRIB-II is a population-level benchmarking and audit tool — not an individual mortality predictor. A score in any band does not guarantee survival or death for an individual infant. Clinical factors not captured by CRIB-II include sepsis, ventilator-associated injury, surgical conditions, congenital anomalies, haemodynamic instability, response to surfactant and inotropes, nosocomial infection, and unit staffing ratios. Scored categories are independent of typed GA/BWT text fields. All clinical decisions must be made by the attending senior neonatologist.
Valid Population: Infants <32 weeks gestation OR birth weight <1500 g · Temperature: Within 1 hour of NICU admission · Base Excess: Worst (most negative) in first 12 hours from ABG · Not validated for: term, late-preterm, or well neonates · Ref: Parry G et al., Lancet 2003;361:1789–1791
📚 References & Audit Notes
  1. Parry G, Tucker J, Tarnow-Mordi W. CRIB II: an update of the Clinical Risk Index for Babies score. Lancet. 2003;361(9371):1789–1791. — Original publication verified during audit of this application.
  2. CRIB-II is a population-level benchmarking tool. Risk estimates reflect group averages from the original UK cohort. Individual outcomes depend on clinical factors not captured by this score.
  3. Maximum possible CRIB-II score = 29 (BWT 11 + GA 8 + Sex 1 + Temp 3 + BE 6). Previous versions incorrectly stated maximum = 27. Corrected in this version.
  4. Birth weight scoring boundaries per Parry 2003: ≥1351 g = 0; 1151–1350 g = 1; 901–1150 g = 4; 651–900 g = 7; ≤650 g = 11.
  5. Local NICU protocols and senior neonatologist clinical judgement supersede any result generated by this application.
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ఆోప్య౔తా విఆానం · PaedCare KGH
Last Updated: June 2025
Designed by Dr. B.S. Chakravarthy, Professor & HOD Paediatrics, AMC/KGH Visakhapatnam

1. No Data Collection
This app does not collect, store, or transmit any personal data. All information entered remains only on your device.

2. No Registration Required
Works without login, registration, or account creation. No email or phone number is collected.

3. WhatsApp Sharing
Tapping Share on WhatsApp opens WhatsApp on your device with pre-filled text. No data is sent to any third party by this app.

4. No Cookies or Tracking
No cookies, analytics, advertising trackers, or third-party monitoring services.

5. Medical Disclaimer
This app supports clinical documentation and audit only. It does not replace the judgement of the attending neonatologist.


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