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Table 2 Demographics and clinical characteristics of the patients participated to the study

From: RIPASA versus Alvarado score in the assessment of suspected appendicitis in children: a prospective study

Demographic

n (%)

Mean age±SD (years)

11.6±3.2 (5–17)

Gender

 

 Female

60 (33.5)

 Male

119 (66.5)

WBC (μL)

 

 <10,000

33 (18.4)

 >10,000

146 (81.6)

NP (%)

 

 <75

52 (29.1)

 >75

127 (70.9)

CRP(mg/l)

 

 <5

80 (44.7)

 >5

99 (55.3)

US

 

 Not visualized

17 (9.5)

The appendiceal wall thickness(mm)

 

 ≤ 6

34 (18.9)

 >6

128 (71.5)

HPE

 

 Lymphoid hyperplasia

18 (11.4)

 Acute appendicitis

108 (68.4)

 Phlegmonous appendicitis

23 (14.5)

 Perforated appendicitis

9 (5.7)

  1. WBC white blood count, NP neutrophil percentage, CRP C-reactive protein, US ultrasonography, HPE histopathological examination