Table 3.
Relevant error sources associated to phlebotomy procedure before and after phlebotomy training program.
| Error description | Laboratories before training # | Laboratories after training | ||||||
|---|---|---|---|---|---|---|---|---|
| All (N = 30) | Public (N = 15) | Private (N = 15) | P | All (N = 30) | Public (N = 15) | Private (N = 15) | P | |
| Inappropriate request to the patient to clench the fist repeatedly | 25/30 | 14/15 | 11/15 | 0.329 | 29/30* | 15/15 | 14/15 | 1.000 |
| Inadequate friction procedure during the cleaning of the venipuncture site | 27/30 | 13/15 | 14/15 | 1.000 | 0/30** | 0/15 | 0/15 | --- |
| Incorrect sequence of vacuum tubes | 26/30 | 13/15 | 12/15 | 1.000 | 0/30** | 0/15 | 0/15 | --- |
| Incorrect mixing of vacuum tubes | 25/30 | 15/15 | 10/15 | 0.042 | 0/30** | 0/15 | 0/15 | --- |
Public – public laboratories; private – private laboratories. Comparison public-private laboratories, P-value, Fisher exact test two-tailed.
*
P = 0.113 and
**
P<0.001: comparison of all laboratories before-after training, McNemar Chi-square test.
---, not calculated; # date previously published (38).