Table 3 Contingency tables
From: Prehospital lung ultrasound for the diagnosis of cardiogenic pulmonary oedema: a pilot study
Audit | ||||
|---|---|---|---|---|
CPOa Present | CPOa absent | Total | ||
A | ||||
Clinical | CPOa present | 14 | 4 | 18 |
Assessment | CPOa absent | 4 | 18 | 22 |
Total | 18 | 22 | 40 | |
B | ||||
PLUS | IS present | 17 | 5 | 22 |
IS absent | 1 | 17 | 18 | |
Total | 18 | 22 | 40 | |