From: Validation of the modified Alvarado score on patients attending A&E units with suspected appendicitis
Histology result
Total
0.00
1.00
US result
0.0
Count
80
8
88
% within Histology
87.0%
17.4%
63.8%
1.0
12
38
50
13.0%
82.6%
36.2%
92
46
138
100.0%