Laboratory Medicine ›› 2016, Vol. 31 ›› Issue (10): 898-901.DOI: 10.3969/j.issn.1673-8640.2016.010.013
• Orginal Article • Previous Articles Next Articles
Received:2015-09-19
Online:2016-10-20
Published:2016-11-01
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URL: https://www.shjyyx.com/EN/10.3969/j.issn.1673-8640.2016.010.013
| 组别 | 例数 | WBC（×109/L） | 血红蛋白（g/L） | 血小板（×109/L） | Neu（×109/L） | Neu百分比（%） |
|---|---|---|---|---|---|---|
| 血流感染组 | 144 | 12.32±6.22 | 103.98±24.38 | 189.37±105.24 | 10.87±6.12 | 84.91±10.11 |
| 对照组 | 140 | 9.76±4.80 | 107.27±28.09 | 210.77±97.48 | 8.25±8.09 | 79.48±9.83 |
| t值 | 4.378 | 1.146 | 1.898 | 3.394 | 4.942 | |
| P值 | 0.000 | 0.253 | 0.059 | 0.001 | 0.000 | |
| 组别 | 例数 | Lym（×109/L） | Lym百分比（%） | NLR | PCT（ng/mL） | CRP（mg/L） |
| 血流感染组 | 144 | 0.79（0.49~1.13） | 6.70（4.30~12.40） | 12.90（6.54~21.20） | 1.69（0.43~7.45） | 81.15±65.09 |
| 对照组 | 140 | 1.08（0.73~1.58） | 13.25（7.40~19.37） | 5.97（3.45~11.74） | 0.26（0.05~0.69） | 83.08±60.30 |
| t值 | 4.740 | 6.610 | 6.768 | 2.134 | 0.183 | |
| P值 | 0.000 | 0.000 | 0.000 | 2.134 | 0.855 |
| 组别 | 例数 | WBC（×109/L） | 血红蛋白（g/L） | 血小板（×109/L） | Neu（×109/L） | Neu百分比（%） |
|---|---|---|---|---|---|---|
| 血流感染组 | 144 | 12.32±6.22 | 103.98±24.38 | 189.37±105.24 | 10.87±6.12 | 84.91±10.11 |
| 对照组 | 140 | 9.76±4.80 | 107.27±28.09 | 210.77±97.48 | 8.25±8.09 | 79.48±9.83 |
| t值 | 4.378 | 1.146 | 1.898 | 3.394 | 4.942 | |
| P值 | 0.000 | 0.253 | 0.059 | 0.001 | 0.000 | |
| 组别 | 例数 | Lym（×109/L） | Lym百分比（%） | NLR | PCT（ng/mL） | CRP（mg/L） |
| 血流感染组 | 144 | 0.79（0.49~1.13） | 6.70（4.30~12.40） | 12.90（6.54~21.20） | 1.69（0.43~7.45） | 81.15±65.09 |
| 对照组 | 140 | 1.08（0.73~1.58） | 13.25（7.40~19.37） | 5.97（3.45~11.74） | 0.26（0.05~0.69） | 83.08±60.30 |
| t值 | 4.740 | 6.610 | 6.768 | 2.134 | 0.183 | |
| P值 | 0.000 | 0.000 | 0.000 | 2.134 | 0.855 |
| 项目 | ROC曲线下面积 | 标准误 | P值 | 95%可信区间 | |
|---|---|---|---|---|---|
| 下限 | 上限 | ||||
| WBC | 0.658 | 0.032 | 0.000 | 0.594 | 0.721 |
| Neu | 0.702 | 0.031 | 0.000 | 0.641 | 0.763 |
| Neu百分比 | 0.707 | 0.031 | 0.000 | 0.648 | 0.767 |
| NLR | 0.740 | 0.029 | 0.000 | 0.682 | 0.797 |
| PCT | 0.775 | 0.028 | 0.000 | 0.721 | 0.829 |
| Neu百分比/Lym百分比比值 | 0.738 | 0.029 | 0.000 | 0.681 | 0.796 |
| Lym | 0.653 | 0.030 | 0.000 | 0.595 | 0.712 |
| Lym百分比 | 0.713 | 0.028 | 0.000 | 0.658 | 0.768 |
| 项目 | ROC曲线下面积 | 标准误 | P值 | 95%可信区间 | |
|---|---|---|---|---|---|
| 下限 | 上限 | ||||
| WBC | 0.658 | 0.032 | 0.000 | 0.594 | 0.721 |
| Neu | 0.702 | 0.031 | 0.000 | 0.641 | 0.763 |
| Neu百分比 | 0.707 | 0.031 | 0.000 | 0.648 | 0.767 |
| NLR | 0.740 | 0.029 | 0.000 | 0.682 | 0.797 |
| PCT | 0.775 | 0.028 | 0.000 | 0.721 | 0.829 |
| Neu百分比/Lym百分比比值 | 0.738 | 0.029 | 0.000 | 0.681 | 0.796 |
| Lym | 0.653 | 0.030 | 0.000 | 0.595 | 0.712 |
| Lym百分比 | 0.713 | 0.028 | 0.000 | 0.658 | 0.768 |
| 项目 | 敏感性 | 特异性 | 阳性预测值 | 阴性预测值 |
|---|---|---|---|---|
| PCT | 55.2 | 85.0 | 78.6 | 65.5 |
| NLR | 57.3 | 80.7 | 75.5 | 65.6 |
| NLR+PCT | 67.1 | 76.4 | 73.8 | 69.4 |
| 项目 | 敏感性 | 特异性 | 阳性预测值 | 阴性预测值 |
|---|---|---|---|---|
| PCT | 55.2 | 85.0 | 78.6 | 65.5 |
| NLR | 57.3 | 80.7 | 75.5 | 65.6 |
| NLR+PCT | 67.1 | 76.4 | 73.8 | 69.4 |
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