Table 3.
Accuracy and outcomes of EPs’ CT interpretations in the first period
| Region | Number | Correct interpretation | Minor misinterpretation | Gravity level | Major misinterpretation | Gravity level | ||
|---|---|---|---|---|---|---|---|---|
| Head |
361 |
338 (93.6%) |
15 (4.2%) |
1 |
15 |
8 (2.2%) |
1 |
7 |
| 2 |
0 |
2 |
1 |
|||||
| 3 |
0 |
3 |
0 |
|||||
| Face |
77 |
59 (76.6%) |
13 (16.9%) |
1 |
12 |
5 (6.5%) |
1 |
5 |
| 2 |
1 |
2 |
0 |
|||||
| 3 |
0 |
3 |
0 |
|||||
| Neck |
272 |
267 (982%) |
2 (0.7%) |
1 |
2 |
3 (1.0%) |
1 |
3 |
| 2 |
0 |
2 |
0 |
|||||
| 3 |
0 |
3 |
0 |
|||||
| Chest |
306 |
281 (91.8%) |
6 (2.0%) |
1 |
4 |
19 (6.2%) |
1 |
14 |
| 2 |
1 |
2 |
4 |
|||||
| 3 |
0 |
3 |
1 |
|||||
| Abdomen |
295 |
288 (97.6%) |
5 (1.7%) |
1 |
5 |
2 (0.7%) |
1 |
2 |
| 2 |
0 |
2 |
0 |
|||||
| 3 |
0 |
3 |
0 |
|||||
| Pelvis |
295 |
289 (98.0%) |
3 (1.0%) |
1 |
2 |
3 (1.0%) |
1 |
2 |
| 2 |
1 |
2 |
1 |
|||||
| 3 |
0 |
3 |
0 |
|||||
|
Total |
1606 |
1522 (94.8%) |
44 (2.7%) |
1 |
40 |
40 (2.5%) |
1 |
33 |
|
2 |
3 |
2 |
6 |
|||||
| 3 | 0 | 3 | 1 | |||||
Abbreviation: EPs emergency physicians.
Minor misinterpretations occurred in 44 out of 1606 cases (2.7%), and major misinterpretations occurred in 40 cases (2.5%). There were no duplicated diagnostic mistakes within an individual case.