Chest CT tomography vs. intracavitary electrocardiogram guidance in predicting the length of PICC placement

BMC Surgery

Table 3 Comparison of the best catheterization rate at the tip of the catheter between the two groups n (%)

Group	n	Best position rate	Too shallow	Too deep
ECG group	218	99.08 (216/218)	0.46 (1/218)	0.46 (1/218)
Chest CT group	218	95.87 (209/218)	2.29 (5/218)	1.83 (4/218)
χ²		4.571
P		0.033

ISSN: 1471-2482