cliot (version 1.0.0)

rome_iv_child_ibs: Rome IV Diagnostic Criteria for Child Irritable Bowel Syndrome (IBS)

Description

Evaluates the Rome IV criteria for diagnosing Irritable Bowel Syndrome (IBS) in children and adolescents. Diagnosis requires abdominal pain at least 4 days per month associated with defecation or changes in stool, that cannot be fully explained by another medical condition or functional constipation.

Usage

rome_iv_child_ibs(pain_frequency_days_month, related_to_defecation,
                  change_stool_frequency, change_stool_form,
                  pain_resolves_with_constipation_resolution,
                  medical_condition_explained)

Value

A list containing:

Diagnosis

"Criteria Met for Irritable Bowel Syndrome (IBS)" or "Criteria Not Met".

Arguments

pain_frequency_days_month

Numeric. Frequency of abdominal pain in days per month (must be >= 4).

related_to_defecation

Numeric (0 or 1). Is the pain related to defecation? (1 = Yes).

change_stool_frequency

Numeric (0 or 1). Is the pain associated with a change in frequency of stool? (1 = Yes).

change_stool_form

Numeric (0 or 1). Is the pain associated with a change in form (appearance) of stool? (1 = Yes).

pain_resolves_with_constipation_resolution

Numeric (0 or 1). In children with constipation, does the pain resolve with resolution of the constipation? (1 = Yes, this excludes IBS diagnosis in favor of functional constipation).

medical_condition_explained

Numeric (0 or 1). Can symptoms be fully explained by another medical condition? (1 = Yes).

References

Hyams JS, Di Lorenzo C, Saps M, et al. Functional Disorders: Children and Adolescents. Gastroenterology. 2016;150:1456-1468. doi:10.1053/j.gastro.2016.02.015

Examples

# Example 1: Criteria Met
# Pain 5 days/mo, related to defecation, not constipation-only, no other cause
rome_iv_child_ibs(5, 1, 0, 0, 0, 0)

# Example 2: Not Met (Pain resolves with constipation treatment)
# Pain 10 days/mo, change in form, but resolves when constipation fixed
rome_iv_child_ibs(10, 0, 0, 1, 1, 0)