From: A clinical prediction model for complicated appendicitis in children younger than five years of age
Variables | Complicated appendicitis (n = 244) | Simple appendicitis (n = 138) | P value |
---|---|---|---|
Demographic data | |||
Age (years)# | 3.3(2.5,4.1) | 4.4(4.1,4.8) | < 0.001a |
Male:Female | 141:103 | 83:55 | 0.667b |
BMI (kg/m2)# | 23.8(18.3,29.6) | 23.7(18.2,29.1) | 0.692a |
Pre-operative laboratory values | |||
WBC (*109/L)# | 15.8 (13.9,18.7) | 12.3 (9.9,15.0) | < 0.001a |
NEUT (*109/L)# | 11.8 (9.3,13.5) | 9.6 (7.2,12.1) | < 0.001a |
PN (%)# | 79.5 (63.2,86.2) | 79.0 (72.8,85.1) | 0.534a |
MC (*109/L)# | 0.88 (0.51,1.21) | 0.88 (0.57,1.27) | 0.561a |
LYMPH (*109/L)# | 3.0 (2.3,5.7) | 2.6 (1.9,3.4) | < 0.001a |
PCT (ug/L)# | 0.26 (0.08,1.41) | 0.12 (0.05,0.42) | < 0.001a |
CRP (mg/L)# | 58.5 (20.2124.8) | 35.1 (15.9,80.2) | 0.002a |
PLT (*109/L)# | 279.0 (236.0,331.0) | 278.0 (243.5316.8) | 0.663a |
Clinical findings | |||
DS (hours)# | 38 (24,84) | 24 (12,49) | < 0.001a |
Body temperature (°C)# | 38.5 (37.6,38.8) | 38.1 (37.6,38.7) | < 0.001a |
Migration of pain to RLQ n (%) | 96 (39.3) | 16 (11.6) | < 0.001b |
LRQ tenderness n (%) | 196 (80.3) | 119 (86.2) | 0.163b |
Abdominal distention n (%) | 111 (45.5) | 36 (26.1) | < 0.001b |
Rebound pain n (%) | 155 (63.5) | 28 (20.3) | < 0.001b |
Nausea/ vomiting n (%) | 139 (57.0) | 17 (12.3) | < 0.001b |
Anorexia n (%) | 182 (74.6) | 109 (79.0) | 0.382b |
Constipation n (%) | 23 (9.4) | 22 (15.9) | 0.069b |
Diarrhea n (%) | 117 (48.0) | 11 (8.0) | < 0.001b |