Validation of the Diagnostic Score for Acute Lower Abdominal Pain in Women of Reproductive Age
Table 1
The scoring scheme for appendicitis and obstetrics-gynecological conditions (OB-GYNc) and the criteria used to guide diagnosis of abdominal pain caused by appendicitis, obstetrics, and gynecological conditions (OB-GYNc) or nonspecific abdominal pain (NSAP).
Predictors
Assigned score
Suggested diagnoses
Criteria
Appendicitis score
OB-GYN score
Guarding or rebound tenderness
1.9
0
Appendicitis
Appendicitis score > OB-GYN score and appendicitis score >0
Pregnancy
−1.7
2.4
Leukocytosis (WBC ≥10,000/μL)
1.5
0
OB-GYNc
OB-GYN score ≥ appendicitis score and OB-GYN score >0
Neutrophil ≥75%
1.3
1.6
RLQ tenderness
1.5
0
NSAP
Appendicitis score ≤0 and OB-GYN score ≤0
LLQ tenderness
0
1.9
Diarrhea
−1.4
−2.3
Constant
−1.5
0
RLQ: right lower quadrant; LLQ: left lower quadrant.