cliot (version 1.0.0)

modified_finnegan_nas_score: Modified Finnegan Neonatal Abstinence Score (NAS)

Description

Calculates the Modified Finnegan Score to assess the severity of Neonatal Abstinence Syndrome (NAS) in infants exposed to opioids or other substances in utero. The score evaluates 21 symptoms across CNS, metabolic/vasomotor/respiratory, and gastrointestinal domains.

Usage

modified_finnegan_nas_score(cry_score, sleep_score, moro_reflex_score,
                            tremors_score, increased_muscle_tone, excoriation,
                            myoclonic_jerks, generalized_convulsions, sweating,
                            fever_score, frequent_yawning, mottling, nasal_stuffiness,
                            frequent_sneezing, nasal_flaring, respiration_score,
                            excessive_sucking, poor_feeding, projectile_vomiting,
                            stool_score)

Value

A list containing:

NAS_Score

The calculated total score.

Recommendation

General clinical guidance based on the score threshold of 8.

Arguments

cry_score

Numeric. 0: Normal; 2: High pitched; 3: Continuous high pitched.

sleep_score

Numeric. 0: Sleeps >3 hours after feeding; 1: Sleeps 2-3 hours; 2: Sleeps 1-2 hours; 3: Sleeps <1 hour.

moro_reflex_score

Numeric. 0: Normal; 2: Hyperactive; 3: Markedly hyperactive.

tremors_score

Numeric. 0: Normal; 1: Disturbed, mild; 2: Disturbed, marked; 3: Undisturbed, mild; 4: Undisturbed, marked.

increased_muscle_tone

Numeric (0 or 1). 1 = Yes (+2 points).

excoriation

Numeric (0 or 1). 1 = Yes (+1 point).

myoclonic_jerks

Numeric (0 or 1). 1 = Yes (+3 points).

generalized_convulsions

Numeric (0 or 1). 1 = Yes (+5 points).

sweating

Numeric (0 or 1). 1 = Yes (+1 point).

fever_score

Numeric. 0: <37.2 C; 1: 37.2-38.3 C; 2: >38.4 C.

frequent_yawning

Numeric (0 or 1). >3-4 times/interval. (1 = Yes, +1 point).

mottling

Numeric (0 or 1). 1 = Yes (+1 point).

nasal_stuffiness

Numeric (0 or 1). 1 = Yes (+1 point).

frequent_sneezing

Numeric (0 or 1). >3-4 times/interval. (1 = Yes, +1 point).

nasal_flaring

Numeric (0 or 1). 1 = Yes (+2 points).

respiration_score

Numeric. 0: <60/min; 1: >60/min; 2: >60/min with retractions.

excessive_sucking

Numeric (0 or 1). 1 = Yes (+1 point).

poor_feeding

Numeric (0 or 1). Infrequent/uncoordinated feeding. (1 = Yes, +2 points).

projectile_vomiting

Numeric (0 or 1). 1 = Yes (+2 points).

stool_score

Numeric. 0: Normal; 2: Loose; 3: Watery.

References

Finnegan LP, Connaughton JF Jr, Kron RE, Emich JP. Neonatal abstinence syndrome: assessment and management. Addict Dis. 1975;2(1-2):141-158.

Examples

# Example 1: Moderate Withdrawal
# High cry (2), Sleep 1-2h (2), Tremors mild dist (1), Sweating (1), Loose stool (2)
modified_finnegan_nas_score(2, 2, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2)

# Example 2: Severe Withdrawal
# Continuous cry (3), Sleep <1h (3), Tremors undisturbed marked (4),
# Fever >38.4 (2), Watery stool (3)
modified_finnegan_nas_score(3, 3, 0, 4, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3)