Table 2 Preoperative and operative data for patients who had central line insertion with the landmark versus ultrasound-guided method
From: Ultrasound in pediatric surgery; intraoperative applications of the growing technology
Variable | Anatomic landmark method (n = 153) | Ultrasound-guidance method (n = 139) | P value |
|---|---|---|---|
Age (year) | 5.17 ± 3.49 | 4.62 ± 3.14 | 0.16 |
Sex (female/male) | 60/93 | 59/80 | 0.58 |
Operative time (minutes) | 46 ± 46.3 | 40.3±16.3 | 0.17 |
Number of trials | 2.8 ± 1.9 | 1.9 ± 1.1 | > 0.001 |
Indications | |||
Chemotherapy | (128) 83.7% | (117) 84.2% | 0.91 |
Other | (25) 16.3 % | (22) 15.8% |