Studies | Surgical cutdown | Percutaneous access | Number of patients | P value | Research type |
---|
Johanning (2001) [8] | nm | 0.2 | 489 | - | retrospective |
Nehler (2001) [3] | nm | 0 | 189 | - | systematic review |
Eisenack (2009) [6] | nm | 0 | 500 | - | prospective |
Zhong (2011) [7] | 7.3 | 0 | 236 | <0.01 | retrospective |
RIVM (2014) | 6.4 | nm | 329 | - | retrospective |
Total: | 6.8 | 0.1 | 1743 | Ā | Ā |