Table 2.
The difference of MDP by the characteristics of patients.
| Records | MDP | p value | ||
|---|---|---|---|---|
| Gender | 0.13 | |||
| Male | 99 | 1.56 ± 1.58 | ||
| Female | 22 | 2.10 ± 1.28 | ||
| TIP brand | 0.86 | |||
| Powerport | 70 | 1.68 ± 1.76 | ||
| Polysite | 51 | 1.63 ± 1.17 | ||
| Side of TIP implantation | <0.01 | |||
| Left | 34 | 2.54 ± 1.61 | ||
| Right | 87 | 1.31 ± 1.37 | ||
| Side of TIP versus CICC | 0.04 | |||
| Same | 45 | 1.28 ± 1.32 | ||
| Different | 76 | 1.88 ± 1.62 | ||
| In a calm state | <0.01 | |||
| Yes | 93 | 1.08 ± 0.91 | ||
| No | 28 | 3.58 ± 1.63 | ||
| Under sedation | <0.01 | |||
| Yes | 100 | 1.43 ± 1.37 | ||
| No | 21 | 2.74 ± 1.84 | ||
| Control/Assist-control ventilator mode | 0.02 | |||
| Yes | 52 | 1.84 ± 1.70 | ||
| No | 59 | 1.22 ± 1.07 | ||
Data are presented in mean ± standard deviation. CICC, centrally inserted central catheter; TIP, totally implanted port; MDP, the mean difference between pressure measured by CICC and TIP in each record.