Factor Analysis Influencing Postoperative Hospital Stay and Medical Costs for Patients with Definite, Suspected, or Unmatched Diagnosis of Acute Cholecystitis according to the Tokyo Guidelines 2013

Table 2

Distribution according to severity grades based on TG13 in the 171 patients who had definite, suspected, or unmatched AC diagnoses.

Combination of criteria	Grade I ()	Grade II ()	Grade III ()
Definite diagnosis
A + B + C ()	55 (65.5%)	18 (21.4%)	11 (13.1%)
Suspected diagnosis
A + B ()	25 (100%)	0	0
Unmatched diagnosis
(A or B) + C ()	7 (70.0%)	2 (20.0%)	1 (10.0%)
A ()	41 (100%)	0	0
B ()	11 (100%)	0	0

These patients were also classified according to severity grades based on TG13 as a matter of convenience.
TG13: Tokyo Guidelines 2013 and AC: acute cholecystitis.