
天津医药 ›› 2026, Vol. 54 ›› Issue (1): 78-83.doi: 10.11958/20252176
林鑫星1(
), 蒋艳红2, 胡顺明3, 王加亮1, 刘晨路1, 徐速4,△(
)
收稿日期:2025-05-29
修回日期:2025-10-17
出版日期:2026-01-15
发布日期:2026-01-19
通讯作者:
△ E-mail:作者简介:林鑫星(1983),男,副主任医师,主要从事胃肠道肿瘤及炎症性肠病规范化诊疗方面研究。E-mail:基金资助:
LIN Xinxing1(
), JIANG Yanhong2, HU Shunming3, WANG Jialiang1, LIU Chenlu1, XU Su4,△(
)
Received:2025-05-29
Revised:2025-10-17
Published:2026-01-15
Online:2026-01-19
Contact:
△ E-mail:林鑫星, 蒋艳红, 胡顺明, 王加亮, 刘晨路, 徐速. 血清铜/锌、血乳酸/白蛋白比值联合粪便钙卫蛋白评估溃疡性结肠炎病情及治疗结局的研究[J]. 天津医药, 2026, 54(1): 78-83.
LIN Xinxing, JIANG Yanhong, HU Shunming, WANG Jialiang, LIU Chenlu, XU Su. Study of serum copper/zinc ratio and lactate/albumin ratio combined with fecal calprotectin in evaluating the condition and treatment outcome of ulcerative colitis[J]. Tianjin Medical Journal, 2026, 54(1): 78-83.
摘要:
目的 探究血清铜/锌、血乳酸(LA)/白蛋白(ALB)比值(LAR)联合粪便钙卫蛋白(FC)对溃疡性结肠炎(UC)病情及治疗结局的评估价值。方法 选取154例活动期UC患者并依据病情分为轻度活动组45例、中度活动组61例与重度活动组48例;另根据治疗结局分为好转组106例与未好转组48例。比较不同组血清铜/锌比值、LAR、FC等实验室指标水平,分析指标与UC患者病情及治疗结局的关系。结果 轻度活动组、中度活动组、重度活动组的血清铜/锌比值、LAR、FC水平依次升高(P<0.05);与轻度活动组比较,重度活动组血清前白蛋白(PAB)水平低(P<0.05);与好转组比较,未好转组血清铜/锌比值、LAR、FC水平高(P<0.05);Spearman相关性分析显示,UC患者血清铜/锌比值、LAR、FC水平与UC内镜下严重程度指数(UCEIS)评分呈正相关(P<0.05);多因素Logistic回归分析显示,血清铜/锌比值、LAR、FC水平升高为UC病情加重及治疗结局未好转的危险因素(P<0.05);受试者工作特征(ROC)曲线分析显示,血清铜/锌比值、LAR、FC联合评估UC病情加重及治疗结局未好转的曲线下面积(AUC)分别为0.949(95%CI:0.902~0.978)、0.936(95%CI:0.885~0.969)。结论 血清铜/锌比值、LAR、FC可作为预测病情及治疗结局的可靠生物标志物,且指标联合预测效能更佳。
中图分类号:
| 组别 | n | 性别 (男/女) | 年龄/ 岁 | 吸烟 | 病程/ 月 | BMI/ (kg/m2) |
|---|---|---|---|---|---|---|
| 轻度活动组 | 45 | 27/18 | 33.62±5.16 | 6(13.3) | 24.60±6.09 | 22.64±2.53 |
| 中度活动组 | 61 | 40/21 | 34.11±4.84 | 11(18.0) | 25.08±6.27 | 22.97±2.22 |
| 重度活动组 | 48 | 35/13 | 34.58±5.10 | 9(18.8) | 25.71±7.05 | 23.12±2.09 |
| χ2或F | 1.752 | 0.426 | 0.581 | 0.344 | 0.541 |
表1 不同病情UC患者的一般资料比较
Tab.1 Comparison of general information between three groups of patients
| 组别 | n | 性别 (男/女) | 年龄/ 岁 | 吸烟 | 病程/ 月 | BMI/ (kg/m2) |
|---|---|---|---|---|---|---|
| 轻度活动组 | 45 | 27/18 | 33.62±5.16 | 6(13.3) | 24.60±6.09 | 22.64±2.53 |
| 中度活动组 | 61 | 40/21 | 34.11±4.84 | 11(18.0) | 25.08±6.27 | 22.97±2.22 |
| 重度活动组 | 48 | 35/13 | 34.58±5.10 | 9(18.8) | 25.71±7.05 | 23.12±2.09 |
| χ2或F | 1.752 | 0.426 | 0.581 | 0.344 | 0.541 |
| 组别 | n | PAB/(mg/L) | SUA/(μmol/L) | CysC/(mg/L) | |||
|---|---|---|---|---|---|---|---|
| 轻度活动组 | 45 | 210.40±45.04 | 193.89±42.76 | 0.82±0.24 | |||
| 中度活动组 | 61 | 200.68±37.25 | 198.01±48.76 | 0.85±0.20 | |||
| 重度活动组 | 48 | 183.62±35.49a | 198.99±51.24 | 0.86±0.19 | |||
| F或χ2 | 5.630** | 0.150 | 0.573 | ||||
| 组别 | 血清铜/锌比值 | LAR | FC/(μg/g) | ||||
| 轻度活动组 | 1.47(1.11,1.91) | 0.05(0.04,0.06) | 156.60±43.08 | ||||
| 中度活动组 | 2.26(1.77,3.07)a | 0.08(0.06,0.10)a | 236.48±69.29a | ||||
| 重度活动组 | 3.33(2.29,4.58)ab | 0.12(0.08,0.15)ab | 318.63±94.78ab | ||||
| F或χ2 | 56.627** | 84.480** | 58.191** | ||||
表2 不同病情UC患者的实验室指标比较
Tab.2 Comparison of laboratory indices between three groups of patients
| 组别 | n | PAB/(mg/L) | SUA/(μmol/L) | CysC/(mg/L) | |||
|---|---|---|---|---|---|---|---|
| 轻度活动组 | 45 | 210.40±45.04 | 193.89±42.76 | 0.82±0.24 | |||
| 中度活动组 | 61 | 200.68±37.25 | 198.01±48.76 | 0.85±0.20 | |||
| 重度活动组 | 48 | 183.62±35.49a | 198.99±51.24 | 0.86±0.19 | |||
| F或χ2 | 5.630** | 0.150 | 0.573 | ||||
| 组别 | 血清铜/锌比值 | LAR | FC/(μg/g) | ||||
| 轻度活动组 | 1.47(1.11,1.91) | 0.05(0.04,0.06) | 156.60±43.08 | ||||
| 中度活动组 | 2.26(1.77,3.07)a | 0.08(0.06,0.10)a | 236.48±69.29a | ||||
| 重度活动组 | 3.33(2.29,4.58)ab | 0.12(0.08,0.15)ab | 318.63±94.78ab | ||||
| F或χ2 | 56.627** | 84.480** | 58.191** | ||||
| 变量 | β | SE | Wald χ2 | P | OR | OR 95%CI |
|---|---|---|---|---|---|---|
| PAB | -0.007 | 0.008 | 0.734 | 0.392 | 0.993 | 0.977~1.009 |
| 血清铜/ 锌比值 | 0.781 | 0.249 | 9.821 | 0.002 | 2.183 | 1.340~3.557 |
| LAR | 0.388 | 0.099 | 15.454 | <0.001 | 1.473 | 1.214~1.787 |
| FC | 0.020 | 0.005 | 20.086 | <0.001 | 1.020 | 1.011~1.029 |
| 常数项 | -10.622 | 2.722 | 15.222 | <0.001 | 0.000 | - |
表3 UC患者病情影响因素的多因素Logistic回归分析
Tab.3 Multivariate Logistic regression analysis of the condition in patients with UC
| 变量 | β | SE | Wald χ2 | P | OR | OR 95%CI |
|---|---|---|---|---|---|---|
| PAB | -0.007 | 0.008 | 0.734 | 0.392 | 0.993 | 0.977~1.009 |
| 血清铜/ 锌比值 | 0.781 | 0.249 | 9.821 | 0.002 | 2.183 | 1.340~3.557 |
| LAR | 0.388 | 0.099 | 15.454 | <0.001 | 1.473 | 1.214~1.787 |
| FC | 0.020 | 0.005 | 20.086 | <0.001 | 1.020 | 1.011~1.029 |
| 常数项 | -10.622 | 2.722 | 15.222 | <0.001 | 0.000 | - |
| 指标 | AUC | 95% CI | 截断值 | 敏感度/ % | 特异度/ % | 约登 指数 |
|---|---|---|---|---|---|---|
| 血清铜/ 锌比值 | 0.803 | 0.731~0.863 | 2.64 | 72.92 | 77.36 | 0.503 |
| LAR | 0.842 | 0.774~0.895 | 0.10 | 66.67 | 88.68 | 0.554 |
| FC | 0.833 | 0.764~0.888 | 270.53 μg/g | 64.58 | 84.91 | 0.495 |
| 指标联合 | 0.949 | 0.902~0.978 | - | 83.33 | 89.62 | 0.730 |
表4 血清铜/锌比值、LAR、FC对UC病情的评估价值分析
Tab.4 Analysis of the value of serum copper/zinc ratio, LAR and FC in evaluating the condition of UC
| 指标 | AUC | 95% CI | 截断值 | 敏感度/ % | 特异度/ % | 约登 指数 |
|---|---|---|---|---|---|---|
| 血清铜/ 锌比值 | 0.803 | 0.731~0.863 | 2.64 | 72.92 | 77.36 | 0.503 |
| LAR | 0.842 | 0.774~0.895 | 0.10 | 66.67 | 88.68 | 0.554 |
| FC | 0.833 | 0.764~0.888 | 270.53 μg/g | 64.58 | 84.91 | 0.495 |
| 指标联合 | 0.949 | 0.902~0.978 | - | 83.33 | 89.62 | 0.730 |
| 组别 | n | 血清铜/锌比值 | LAR | FC/(μg/g) |
|---|---|---|---|---|
| A组 | 106 | 1.90(1.34,2.53) | 0.06(0.05,0.09) | 202.08(148.36,261.78) |
| B组 | 48 | 3.46(2.69,4.93) | 0.12(0.07,0.16) | 332.78(211.42,380.89) |
| Z | 6.608** | 6.058** | 5.141** |
表5 不同治疗结局UC患者的血清铜/锌比值、LAR、FC水平比较
Tab.5 Comparison of serum copper/zinc ratio, LAR and FC levels between UC patients with different treatment outcomes [M(P25,P75)]
| 组别 | n | 血清铜/锌比值 | LAR | FC/(μg/g) |
|---|---|---|---|---|
| A组 | 106 | 1.90(1.34,2.53) | 0.06(0.05,0.09) | 202.08(148.36,261.78) |
| B组 | 48 | 3.46(2.69,4.93) | 0.12(0.07,0.16) | 332.78(211.42,380.89) |
| Z | 6.608** | 6.058** | 5.141** |
| 变量 | β | SE | Wald χ2 | P | OR | OR 95%CI |
|---|---|---|---|---|---|---|
| 血清铜/ 锌比值 | 1.125 | 0.256 | 19.295 | <0.001 | 3.081 | 1.865~5.090 |
| LAR | 0.302 | 0.080 | 14.108 | <0.001 | 1.352 | 1.155~1.583 |
| FC | 0.012 | 0.003 | 13.030 | <0.001 | 1.012 | 1.005~1.019 |
| 常数项 | -9.843 | 1.638 | 36.125 | <0.001 | 0.000 | - |
表6 UC患者治疗结局的多因素Logistic回归分析
Tab.6 Multivariate Logistic regression analysis of the treatment outcome of UC
| 变量 | β | SE | Wald χ2 | P | OR | OR 95%CI |
|---|---|---|---|---|---|---|
| 血清铜/ 锌比值 | 1.125 | 0.256 | 19.295 | <0.001 | 3.081 | 1.865~5.090 |
| LAR | 0.302 | 0.080 | 14.108 | <0.001 | 1.352 | 1.155~1.583 |
| FC | 0.012 | 0.003 | 13.030 | <0.001 | 1.012 | 1.005~1.019 |
| 常数项 | -9.843 | 1.638 | 36.125 | <0.001 | 0.000 | - |
图2 血清铜/锌比值、LAR、FC预测UC治疗结局(未好转)的ROC曲线
Fig.2 ROC curves of serum copper/zinc ratio, LAR and FC for predicting the treatment outcome (no improvement) of UC
| 指标 | AUC | 95% CI | 截断值 | 敏感度/ % | 特异度/ % | 约登 指数 |
|---|---|---|---|---|---|---|
| 血清铜/锌比值 | 0.833 | 0.764~0.888 | 2.64 | 77.08 | 79.25 | 0.563 |
| LAR | 0.805 | 0.734~0.864 | 0.10 | 64.58 | 88.68 | 0.533 |
| FC | 0.759 | 0.684~0.824 | 333.93 μg/g | 50.00 | 94.34 | 0.443 |
| 指标联合 | 0.936 | 0.885~0.969 | - | 89.58 | 83.02 | 0.726 |
表7 血清铜/锌比值、LAR、FC对UC治疗结局的预测价值分析
Tab.7 Analysis of the predictive value of serum copper/zinc ratio, LAR and FC for the treatment outcome of UC
| 指标 | AUC | 95% CI | 截断值 | 敏感度/ % | 特异度/ % | 约登 指数 |
|---|---|---|---|---|---|---|
| 血清铜/锌比值 | 0.833 | 0.764~0.888 | 2.64 | 77.08 | 79.25 | 0.563 |
| LAR | 0.805 | 0.734~0.864 | 0.10 | 64.58 | 88.68 | 0.533 |
| FC | 0.759 | 0.684~0.824 | 333.93 μg/g | 50.00 | 94.34 | 0.443 |
| 指标联合 | 0.936 | 0.885~0.969 | - | 89.58 | 83.02 | 0.726 |
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