feverpain_score: FeverPAIN Score for Strep Pharyngitis

In cliot: Clinical Indices and Outcomes Tools

FeverPAIN Score for Strep Pharyngitis

Description

Calculates the FeverPAIN score to estimate the probability of streptococcal pharyngitis and guide antibiotic prescribing. It evaluates five clinical criteria: Fever, Purulence, Attend rapidly (<= 3 days), Inflamed tonsils, and No cough/coryza.

Usage

feverpain_score(fever_24hr, purulence, attend_rapidly_3days,
                inflamed_tonsils, no_cough)

Arguments

fever_24hr	Numeric (0 or 1). Fever in the last 24 hours. (1 = Yes, +1 point).
purulence	Numeric (0 or 1). Purulence (pus) on tonsils. (1 = Yes, +1 point).
attend_rapidly_3days	Numeric (0 or 1). Patient attended within 3 days or less of symptom onset. (1 = Yes, +1 point).
inflamed_tonsils	Numeric (0 or 1). Severely inflamed tonsils. (1 = Yes, +1 point).
no_cough	Numeric (0 or 1). Absence of cough or coryza. (1 = Yes, +1 point).

Value

A list containing:

FeverPAIN_Score	The calculated score (Range 0-5).
Strep_Probability	Estimated percentage risk of streptococcal infection.
Recommendation	Clinical guidance regarding antibiotic use (None, Delayed, or Immediate).

References

Little P, Moore M, Hobbs FD, et al. PRImary care Streptococcal Management (PRISM) study: identifying clinical variables associated with Lancefield group A beta-haemolytic streptococci and Lancefield group C/G streptococci from patients presenting with acute sore throat. BMJ Open. 2013;3(10):e003943. doi:10.1136/bmjopen-2013-003943

Examples

# Example 1: High Risk
# Fever (+1), Pus (+1), Rapid onset (+1), Inflamed (+1), No Cough (+1)
# Score = 5
feverpain_score(1, 1, 1, 1, 1)

# Example 2: Moderate Risk
# No Fever (0), Pus (0), Rapid onset (+1), Inflamed (+1), No Cough (+1)
# Score = 3
feverpain_score(0, 0, 1, 1, 1)

cliot documentation built on Dec. 1, 2025, 1:06 a.m.