Research Article
Effect of the PIVO Device on the Procedure of Phlebotomy from Peripheral IV Catheters
Table 4
Differences of least squares means, sodium/creatinine.
| Tube | Estimate | Standard Error | Difference from Control | Standard Error | DF | Value | |
| Sodium | A1 | 139.53 | 0.3494 | −0.1247 | 0.2449 | 28 | −0.51 | 0.6147 | B1 | 139.55 | 0.3895 | −0.1024 | 0.3169 | 28 | −0.32 | 0.7490 | C1 | 139.45 | 0.4510 | −0.2059 | 0.3092 | 28 | −0.67 | 0.5110 | D1 | 139.51 | 0.3631 | −0.1395 | 0.2762 | 28 | −0.51 | 0.6175 | Control | 139.65 | 0.4461 | - - - - | - - - | - - - | - - - | - - - |
| Creatinine | A1 | 0.8133 | 0.02864 | 0.003280 | 0.01204 | 28 | 0.27 | 0.7873 | B1 | 0.7897 | 0.03451 | −0.02039 | 0.01623 | 28 | −1.26 | 0.2194 | C1 | 0.7828 | 0.03180 | −0.02774 | 0.01507 | 28 | −1.84 | 0.0763 | D1 | 0.7988 | 0.02915 | −0.01127 | 0.01476 | 28 | −0.76 | 0.4514 | Control | 0.8100 | 0.02755 | - - - - | - - - | - - - | - - - | - - - |
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