cliot (version 1.0.0)

rome_iv_unspecified_functional_bowel_disorder: Rome IV Diagnostic Criteria for Unspecified Functional Bowel Disorder

Description

Evaluates the **Rome IV criteria** for diagnosing **Unspecified Functional Bowel Disorder**. This is a residual category diagnosis applied when patients have chronic, recurrent abdominal symptoms but do not meet the full diagnostic criteria for Irritable Bowel Syndrome (IBS), Functional Constipation, Functional Diarrhea, or Functional Abdominal Bloating/Distension.

Usage

rome_iv_unspecified_functional_bowel_disorder(abdominal_symptoms_ge_1_day_week,
                                              other_fgid_excluded,
                                              symptom_onset_ge_6_months,
                                              symptoms_active_last_3_months)

Value

A list containing:

Diagnosis

"Criteria Met for Unspecified Functional Bowel Disorder" or "Criteria Not Met".

Arguments

abdominal_symptoms_ge_1_day_week

Numeric (0 or 1). Presence of recurrent abdominal symptoms (e.g., pain, discomfort, bloating, distension) occurring on average at least **1 day per week**. (1 = Yes).

other_fgid_excluded

Numeric (0 or 1). Does the patient **NOT** meet the full diagnostic criteria for IBS, functional constipation, functional diarrhea, or functional bloating? (1 = Yes).

symptom_onset_ge_6_months

Numeric (0 or 1). Did symptom onset occur at least **6 months ago**? (1 = Yes).

symptoms_active_last_3_months

Numeric (0 or 1). Have symptoms been active for the last **3 months**? (1 = Yes).

References

Lacy BE, Mearin F, Chang L, et al. Bowel Disorders. Gastroenterology. 2016;150:1393-1407. doi:10.1053/j.gastro.2016.02.031

Examples

# Example 1: Diagnosis Met
# Recurrent symptoms >1/wk, Does not meet full criteria for IBS/Constipation, Chronic duration met
rome_iv_unspecified_functional_bowel_disorder(1, 1, 1, 1)

# Example 2: Not Met (Meets IBS criteria)
# Recurrent symptoms >1/wk, Meets full criteria for IBS (0 for other_fgid_excluded)
rome_iv_unspecified_functional_bowel_disorder(1, 0, 1, 1)