|
Demographic factors
| | | |
|
Age (years)
|
42.5 ± 16.5
|
49.0 ± 20.0
|
0.0170*
|
|
Age groups (years)
| | |
0.0109*
|
|
20–25
|
53 (15.7%)
|
8 (12.5%)
| |
|
26–35
|
90 (26.6%)
|
13 (20.3%)
| |
|
36–45
|
69 (20.4%)
|
14 (21.9%)
| |
|
46–55
|
47 (13.9%)
|
3 (4.7%)
| |
|
56–65
|
39 (11.5%)
|
8 (12.5%)
| |
|
≥ 66
|
40 (11.8%)
|
18 (28.1%)
| |
|
Female (n/total n, %)
|
166 (49.1%)
|
35 (54.7%)
|
0.4134
|
|
BMI
|
23.5 ± 3.9
|
24.3 ± 4.1
|
0.1814
|
|
Clinical findings in ED
| | | |
|
Duration of RLQ pain (days)
|
1.6 ± 1.0
|
2.5 ± 1.6
|
< 0.0001*
|
|
Pain score (VAS)
|
5.4 ± 1.08
|
5.4 ± 1.9
|
0.9953
|
|
Previous abdominal surgery
|
53 (15.7%)
|
5 (78.8%)
|
0.1005
|
|
Duration of stay in ED (hour)
|
22.2 ± 11.1
|
21.4 ± 9.8
|
0.5706
|
|
Body temperature (°C)
|
36.8 ± 0.6
|
37.2 ± 0.8
|
0.0008*
|
|
Blood pressure
| | | |
|
Systolic
|
128.4 ± 19.1
|
129.7 ± 18.9
|
0.6217
|
|
Diastolic
|
77.1 ± 14.5
|
77.8 ± 12.5
|
0.7467
|
|
Mean arterial
|
94.2 ± 14.6
|
95.1 ± 13.6
|
0.6684
|
|
Laboratory factors in ED
| | | |
|
WBC count (103 cells/μL)
|
13.7 ± 4.1
|
14.6 ± 4.4
|
0.1420
|
|
Neutrophil count (103 cells/μL)
|
11.1 ± 4.0
|
12.2 ± 4.1
|
0.0593
|
|
Lymphocyte count (103 cells/μL)
|
1.6 ± 0.7
|
1.3 ± 0.7
|
0.0025
|
|
NLR
|
8.9 ± 7.7
|
13.8 ± 0.7
|
< 0.0001*
|
|
Platelet (103 cells/μL)
|
233.0 ± 54.4
|
240.5 ± 89.9
|
0.5181
|
|
CRP level (mg/dL)
|
2.9 ± 4.2
|
12.8 ± 11.3
|
< 0.0001*
|
|
Radiological findings of CT in ED
| | | |
|
Appendicolith (N)
|
94 (27.9%)
|
31 (48.4%)
|
0.0011*
|
|
Appendiceal diameter (cm)
|
10.96 ± 3.34
|
11.79 ± 4.24
|
0.1581
|
|
Cecum wall thickness (cm)
|
0.04 ± 0.19
|
0.10 ± 0.31
|
0.0865
|
|
Ascites (N)
|
46 (13.6%)
|
19 (29.7%)
|
0.0014*
|
|
Appendiceal hyperemia (N)
|
213 (63.0%)
|
41 (64.1%)
|
0.8737
|
|
Periappendiceal fluid (N)
|
38 (11.2%)
|
23 (35.9%)
|
< 0.0001*
|
|
Intraluminal air (N)
|
43 (12.7%)
|
15 (23.4%)
|
0.0253*
|
|
Extraluminal air (N)
|
1 (0.3%)
|
4 (6.3%)
|
0.0026*
|
|
Fat stranding (N)
|
213(63.0%)
|
61 (95.3%)
|
< 0.0001*
|
|
Fat stranding grades
|
1.0 ± 1.0
|
2.2 ± 0.9
|
< 0.0001*
|
|
Fat stranding grades classification
| | |
< 0.0001*
|
|
Grade 0
|
121 (35.8%)
|
3 (4.7%)
| |
|
Grade 1
|
111 (32.8%)
|
11 (17.2%)
| |
|
Grade 2
|
80 (23.7%)
|
22 (34.4%)
| |
|
Grade 3
|
26 (7.7%)
|
28 (43.8%)
| |
|
Pathological findings
| | | |
|
Appendiceal length (cm)
|
5.45 ± 1.63
|
5.22 ± 1.49
|
0.3059
|
|
Appendiceal width (cm)
|
0.95 ± 0.40
|
1.37 ± 0.78
|
< 0.0001*
|
|
Infiltration (N)
|
83 (24.6%)
|
20 (31.3%)
|
0.2607
|
|
Gangrenous (N)
|
0 (0%)
|
11 (17.2%)
|
< 0.0001*
|
|
Perforatation (N)
|
0 (0%)
|
27 (42.2%)
|
< 0.0001*
|
|
Hospitalized days (day)
|
2.5 ± 1.3
|
5.4 ± 3.8
|
< 0.0001*
|
