毛 云,盛孝燕,朱紅陽,景道遠
·論著·
血清降鈣素原和可溶性髓樣細胞觸發(fā)受體-1及可溶性CD14亞型水平聯(lián)合預測膿毒癥患者28 d病死率的價值研究
毛 云,盛孝燕*,朱紅陽,景道遠
目的探討血清降鈣素原(PCT)、可溶性髓樣細胞觸發(fā)受體-1(sTREM-1)、可溶性CD14亞型(Presepsin)水平聯(lián)合預測膿毒癥患者28 d病死率的價值。方法選取2014年7月—2016年4月金華市中心醫(yī)院急診重癥監(jiān)護室(EICU)和感染科收住的確診為膿毒癥的患者97例。收集患者一般資料,檢測其入院后第1天血清C反應蛋白(CRP)、PCT、sTREM-1、Presepsin水平。隨訪28 d,記錄患者生存情況。血清PCT、sTREM-1、Presepsin水平與急性生理學及慢性健康狀況評分系統(tǒng)(APACHE Ⅱ)評分的相關性分析采用Pearson相關分析;膿毒癥患者28 d病死率的影響因素分析及血清PCT、sTREM-1、Presepsin水平聯(lián)合的Logistic回歸方程的計算采用多因素Logistic回歸分析;繪制APACHE Ⅱ評分,血清PCT、sTREM-1、Presepsin水平及后3個指標聯(lián)合評估膿毒癥患者預后的受試者工作特征曲線(ROC曲線)。結果隨訪28 d后,28例(28.9%)患者死亡。根據(jù)隨訪結果,將患者分為死亡組(28例)和生存組(69例)。死亡組APACHEⅡ評分和血清CRP、PCT、sTREM-1、Presepsin水平高于生存組(P<0.05)。血清PCT、sTREM-1、Presepsin水平與APACHE Ⅱ評分均呈正相關(P<0.05)。多因素Logistic回歸分析結果顯示,APACHE Ⅱ評分〔OR=1.13,95%CI(1.01,1.64)〕及血清PCT〔OR=1.66,95%CI(1.14,2.53)〕、sTREM-1〔OR=2.54,95%CI(1.14,5.83)〕、Presepsin〔OR=25.11,95%CI(1.58,79.7)〕水平是膿毒癥患者28 d病死率的影響因素(P<0.05)。APACHE Ⅱ評分和血清PCT、sTREM-1、Presepsin水平預測膿毒癥患者28 d病死率的ROC曲線下面積(AUC)分別為0.90〔95%CI(0.82,0.95)〕、0.87〔95%CI(0.78,0.93)〕、0.90〔95%CI(0.82,0.95)〕、0.85〔95%CI(0.77,0.92)〕。血清PCT、sTREM-1、Presepsin水平聯(lián)合的Logistic回歸方程為Y=-1.218 9+0.032 96×PCT+0.061 25×sTREM-1+0.196 8×Presepsin,其預測膿毒癥患者28 d病死率的AUC為0.99〔95%CI(0.94,1.00)〕。血清PCT、sTREM-1、Presepsin水平聯(lián)合預測膿毒癥患者28 d病死率的AUC大于APACHE Ⅱ評分和血清PCT、sTREM-1、Presepsin水平預測膿毒癥患者28 d病死率的AUC(P<0.05)。結論血清PCT、sTREM-1、Presepsin水平聯(lián)合預測膿毒癥患者28 d病死率的價值優(yōu)于單一指標,這具有重要的參考價值及臨床意義,有助于臨床決策。
膿毒癥;死亡率;預測;降鈣素原;可溶性髓樣細胞觸發(fā)受體-1;可溶性CD14亞型
膿毒癥是以感染為誘因,進而引發(fā)全身炎性反應失控導致多臟器功能障礙及衰竭的疾病[1]。目前,膿毒癥已成為重癥監(jiān)護室(ICU)患者死亡的主要原因之一。多項研究表明,膿毒癥的高病死率不但與病情的嚴重程度相關,而且與能否早期診斷及判斷預后密切相關[2-3]。目前膿毒癥病情嚴重程度評估及預后判斷的評分系統(tǒng)有序貫器官衰竭評估(SOFA)、Marshall-MODS評分、BJ-MODS評分、簡化急性生理評分(SAPS Ⅱ)等[4-6],其中急性生理學及慢性健康狀況評分系統(tǒng)(APACHE Ⅱ)是目前臨床上ICU應用最廣泛、最具權威的危重病病情評價系統(tǒng)。一些非特異性的炎性指標如血清降鈣素原(PCT)、和肽素(copeptin)、胰石蛋白(PSP)、超敏C反應蛋白(hs-CRP)、可溶性髓樣細胞觸發(fā)受體-1(sTREM-1)、可溶性CD14亞型(Presepsin)、可溶性尿激酶受體(suPAR)等已被發(fā)現(xiàn)對成年膿毒癥患者的早期診斷具有一定價值[7-8],但是有關這些炎性指標對膿毒癥患者預后評估的研究仍不多。因此本研究探討血清PCT、sTREM-1、Presepsin水平預測膿毒癥患者28 d病死率的價值,對判斷感染導致的膿毒癥患者病情嚴重程度及預后具有重要的臨床價值。
1.1 研究對象 選取2014年7月—2016年4月金華市中心醫(yī)院急診重癥監(jiān)護室(EICU)和感染科收住的確診為膿毒癥的患者97例。確診標準:符合“2001年美國危重病醫(yī)學會(SCCM)/歐洲重癥醫(yī)學學會(ESICM)/美國胸科醫(yī)師學會(ACCP)/美國胸科學會(ATS)/外科感染學會(SIS)國際膿毒癥定義會議”制定的膿毒癥確診標準[9]。納入標準:年齡>18歲,住院時間24 h以上。排除標準:妊娠,惡性腫瘤終末期。所有患者簽署知情同意書,本研究由金華市中心醫(yī)院倫理委員會審核通過。
1.2 研究方法
1.2.1 治療方法 參照“2012國際拯救膿毒癥戰(zhàn)役”指南[10]給予治療:早期抗生素治療、液體復蘇、預防應激性潰瘍、控制血糖、器官支持及基礎病因治療等。
1.2.2 一般資料收集 入院后24 h內由EICU、感染科醫(yī)師收集患者性別、年齡、BMI、慢性病(慢性阻塞性肺疾病、腦血管意外后遺癥、心臟病、慢性肝腎疾病、糖尿病、血液病、惡性腫瘤)病史等,并評估APACHEⅡ評分。
1.2.3 血清C反應蛋白(CRP)、PCT、sTREM-1、Presepsin水平檢測 所有患者入院后第1天即抽取靜脈血6 ml,3 000 r/min離心15 min(離心半徑8 cm),分離血清,吸取至少3 ml血清于新的促凝管中,于-80 ℃冰箱保存待測。采用微粒子酶聯(lián)免疫分析法檢測血清CRP、PCT水平,ELISA法檢測血清sTREM-1、Presepsin水平。
1.2.4 隨訪 從患者入院后開始隨訪,每4 d隨訪1次,共隨訪28 d,觀察患者轉歸情況,記錄存活、死亡例數(shù)。
本研究創(chuàng)新點:
目前尚缺乏公認的評估膿毒癥患者預后的生物學指標,尋找靈敏、特異的實驗室指標來準確診斷膿毒癥并判斷病情尤為重要,本研究發(fā)現(xiàn),膿毒癥患者血清降鈣素原(PCT)、可溶性髓樣細胞觸發(fā)受體-1(sTREM-1)、可溶性CD14亞型(Presepsin)水平與急性生理學及慢性健康狀況評分系統(tǒng)(APACHE Ⅱ)評分均具有相關性,繼而創(chuàng)新性地聯(lián)合3項血清學指標預測膿毒癥患者預后,結果顯示,血清PCT、sTREM-1、Presepsin水平聯(lián)合預測價值優(yōu)于單一指標預測價值,可為預測膿毒癥患者28 d病死率提供有意義的量化指標,提高膿毒癥患者近期預后評估準確率,為臨床應用優(yōu)化膿毒癥治療策略提供科學依據(jù)。
2.1 一般情況 97例患者中,男64例,女33例;年齡33~64歲,平均年齡(49.3±15.2)歲;BMI(21.7±2.7)kg/m2;有慢性病病史73例;APACHEⅡ評分(20.4±8.5)分;CRP(128.9±39.6)g/L;PCT(14.9±4.6)μg/L;sTREM-1(14.8±3.8)μg/L;Presepsin(2.1±1.1)μg/L;隨訪28 d后,28例(28.9%)患者死亡。根據(jù)隨訪結果,將患者分為死亡組(28例)和生存組(69例)。兩組性別、年齡、BMI、慢性病病史情況比較,差異無統(tǒng)計學意義(P>0.05);死亡組APACHEⅡ評分,血清CRP、PCT、sTREM-1、Presepsin水平高于生存組,差異有統(tǒng)計學意義(P<0.05,見表1)。
2.2 血清PCT、sTREM-1、Presepsin水平與APACHE Ⅱ評分的相關性分析 血清PCT、sTREM-1、Presepsin水平與APACHE Ⅱ評分均呈正相關(PCT:r=0.479 4,P<0.001;sTREM-1:r=0.752 3,P<0.001;Presepsin:r=0.578 1,P<0.001;見圖1~3)。
2.3 膿毒癥患者28 d病死率的影響因素分析 以隨訪結果為因變量(賦值:生存=0,死亡=1),性別(賦值:女=1,男=2)、年齡(連續(xù)型變量)、BMI(連續(xù)型變量)、慢性病病史情況(賦值:無=0,有=1)、APACHEⅡ評分(連續(xù)型變量)及血清CRP(連續(xù)型變量)、PCT(連續(xù)型變量)、sTREM-1(連續(xù)型變量)、Presepsin(連續(xù)型變量)水平為自變量,進行多因素Logistic回歸分析,結果顯示,APACHE Ⅱ評分及血清PCT、sTREM-1、Presepsin水平是膿毒癥患者28 d病死率的影響因素(P<0.05,見表2)。
表1 兩組患者一般資料和血清CRP、PCT、sTREM-1、Presepsin水平比較
注:a為χ2值;APACHEⅡ=急性生理學及慢性健康狀況評分系統(tǒng),CRP=C反應蛋白,PCT=降鈣素原,sTREM-1=可溶性髓樣細胞觸發(fā)受體-1,Presepsin=可溶性CD14亞型
注:PCT=降鈣素原,APACHE Ⅱ=急性生理學及慢性健康狀況評分系統(tǒng)
圖1 血清PCT水平與APACHE Ⅱ評分的相關性
Figure1 Correlation between serum PCT level and APACHE Ⅱ score in patients with sepsis
注:sTREM-1=可溶性髓樣細胞觸發(fā)受體-1
圖2 血清sTREM-1水平與APACHE Ⅱ評分的相關性
Figure2 Correlation between serum sTREM-1 level and APACHE Ⅱ score in patients with sepsis
2.4 APACHE Ⅱ評分,血清PCT、sTREM-1、Presepsin水平及其聯(lián)合預測膿毒癥患者28 d病死率的價值 APACHE Ⅱ評分,血清PCT、sTREM-1、Presepsin水平預測膿毒癥患者28 d病死率的AUC分別為0.90〔95%CI(0.82,0.95)〕、0.87〔95%CI(0.78,0.93)〕、0.90〔95%CI(0.82,0.95)〕、0.85〔95%CI(0.77,0.92)〕,截斷值分別為31.5分、16.1 μg/L、12.3 μg/L、1.5 μg/L,靈敏度分別為82.1%、82.1%、82.1%、100.0%,特異度分別為85.5%、76.8%、79.7%、62.3%,約登指數(shù)分別為0.68、0.59、0.62、0.62(見圖4)。
注:Presepsin=可溶性CD14亞型
圖3 血清Presepsin水平與APACHE Ⅱ評分的相關性
Figure3 Correlation between serum Presepsin level and APACHE Ⅱ score in patients with sepsis
表2 膿毒癥患者28 d病死率影響因素的多因素Logistic回歸分析
Table2 Multivariate Logistic regression analysis on influencing factors of 28-d mortality in patients with sepsis
變量BSEWaldχ2值P值OR值95%CI性別0.0160.0151.2270.7141.05(0.89,1.23)年齡0.1470.6320.0540.5911.12(0.54,1.87)BMI0.0700.7800.0080.1031.07(0.99,1.17)有慢性病病史0.0130.4930.0010.9791.01(0.74,1.14)APACHEⅡ評分0.5460.4491.4790.0071.13(1.01,1.64)血清CRP水平0.3451.2800.0730.0651.28(0.83,1.47)血清PCT水平0.8240.4713.0520.0011.66(1.14,2.53)血清sTREM-1水平0.8410.5542.3050.0082.54(1.14,5.83)血清Presepsin水平2.0081.5341.7140.0018.11(1.58,79.71)
以隨訪結果為因變量(賦值:生存=0,死亡=1),血清CRP、PCT、sTREM-1、Presepsin水平為自變量,進行多因素Logistic回歸分析,結果顯示,Y=-1.218 9+0.032 96×PCT+0.061 25×sTREM-1+0.196 8×Presepsin,其預測膿毒癥患者28 d病死率的AUC為0.99〔95%CI(0.94,1.00)〕,截斷值為0.14,靈敏度為96.4%,特異度為97.1%,約登指數(shù)為0.94(見圖4)。
注:A=血清PCT、sTREM-1、Presepsin水平聯(lián)合,B=APACHE Ⅱ評分,C=血清sTREM-1水平,D=血清PCT水平,E=血清Presepsin水平
圖4 APACHE Ⅱ評分,血清PCT、sTREM-1、Presepsin水平及后3個指標聯(lián)合預測膿毒癥患者28 d病死率的ROC曲線
Figure4 ROC curve for evaluating the prognosis of patients with sepsis by APACHE Ⅱ score,serum levels of PCT,sTREM-1 and Presepsin alone,serum levels of PCT,sTREM-1 and Presepsin jointly
APACHE Ⅱ評分預測膿毒癥患者28 d病死率的AUC大于血清PCT、Presepsin水平預測膿毒癥患者28 d病死率的AUC,差異有統(tǒng)計學意義(Z=2.491,P=0.013;Z=4.385,P<0.001);APACHE Ⅱ評分預測膿毒癥患者28 d病死率的AUC與血清sTREM-1水平預測膿毒癥患者28 d病死率的AUC比較,差異無統(tǒng)計學意義(Z=0.786,P=0.432);血清sTREM-1水平預測膿毒癥患者28 d病死率的AUC大于血清PCT、Presepsin水平預測膿毒癥患者28 d病死率的AUC,差異有統(tǒng)計學意義(Z=3.322,P<0.001;Z=2.822,P=0.005);血清PCT水平預測膿毒癥患者28 d病死率的AUC與血清Presepsin水平預測膿毒癥患者28 d病死率的AUC比較,差異無統(tǒng)計學意義(Z=1.881,P=0.059)。
血清PCT、sTREM-1、Presepsin水平聯(lián)合預測膿毒癥患者28 d病死率的AUC大于APACHE Ⅱ評分,血清PCT、sTREM-1、Presepsin水平預測膿毒癥患者28 d病死率的AUC,差異有統(tǒng)計學意義(Z=6.285,P<0.001;Z=7.071,P<0.001;Z=7.071,P<0.001;Z=12.279,P<0.001)。
膿毒癥是ICU常見的重癥,全球病死率為30%~70%,臨床管理極具挑戰(zhàn)性[11]。目前大多數(shù)膿毒癥相關研究均在醫(yī)院ICU開展,而院外患者或者并未入住ICU及感染科患者的膿毒癥患病率并不低[12],所以收集ICU、感染科膿毒癥患者的炎性指標并用其判斷患者預后具有一定意義。各種慢性病如COPD、慢性腎臟病、慢性肝病、癌癥、糖尿病等均是膿毒癥的危險因素,且慢性病的發(fā)生與地區(qū)經(jīng)濟狀況相關[13]。同時合并慢性病患者對膿毒癥的應答不盡相同,并不是所用患者會出現(xiàn)明顯的感染癥狀和體征。因此,及時診斷、準確評估膿毒癥患者的病情勢在必行。目前國內外學者也一直在尋找早期反應迅速、特異性強的指標評估病情及預后,本研究探討血清PCT、sTREM-1、Presepsin水平預測膿毒癥患者28 d病死率的價值,以期為臨床醫(yī)師提供參考。
PCT是降鈣素的無激素活性的前肽類物質,機體正常情況下極少釋放PCT入血液循環(huán)。許多研究已證實PCT在濃毒癥診斷和患者預后評估中的價值[14]。RYU等[14]比較了CRP和PCT預測嚴重膿毒癥患者預后的價值,發(fā)現(xiàn)CRP的預測價值并不劣于PCT。此外,JAIN等[15]對54例膿毒癥患者進行研究,發(fā)現(xiàn)其全因死亡率為42.6%,死亡組PCT水平高于存活組。SHEHABI等[16]發(fā)現(xiàn),嚴重感染患者血清PCT水平在患病后前72 h內如果呈連續(xù)性下降趨勢,表明預后良好。同樣,PODDAR等[17]選取了187例膿毒癥患者并隨訪28 d,發(fā)現(xiàn)前4 d內PCT水平下降70%,提示患者預后良好。國內LIU等[18]研究發(fā)現(xiàn),血清PCT能有效預測膿毒癥患者的全因死亡率,但仍需要更多研究確定其臨界值。本研究結果顯示,死亡組血清PCT水平高于生存組,血清PCT水平與APACHE Ⅱ評分呈正相關,血清PCT水平是膿毒癥患者28 d病死率的影響因素,提示PCT水平與膿毒癥患者的危重程度相關。血清PCT水平預測膿毒癥患者28 d病死率的AUC為0.87〔95%CI(0.78,0.93)〕,表明血清PCT在膿毒癥患者預后評估中具有良好的應用價值。
髓樣細胞觸發(fā)受體于2000年由BOUCHON等[19]首次鑒定出來,在許多感染性疾病中均可發(fā)現(xiàn)其亞型sTREM-1。sTREM-1在感染過程中特異地釋放于血液或體液,選擇性地表達于中性粒細胞、成熟單核-巨噬細胞等細胞表面,在炎性反應中發(fā)揮主導作用。此外,其還被發(fā)現(xiàn)具有抗炎作用,但是具體機制仍不清楚[20-22]。TRANC等[23]的一項前瞻性研究發(fā)現(xiàn),sTREM-1對膿毒癥患者的預后具有預測價值。PONTRELLI等[24]發(fā)現(xiàn),sTREM-1在早期診斷兒童膿毒癥中具有良好的應用價值。SU等[25]對sTREM-1進行了Meta分析,證實了因嚴重感染死亡的患者血清sTREM-1水平高于生存患者,sTREM-1在預測患者病死率方面具有一定價值。BRENNER等[26]研究認為,sTREM-1早期診斷膿毒癥的價值優(yōu)于CRP和PCT,并且還發(fā)現(xiàn)其在預測膿毒癥患者病死率方面也有一定價值。但是,sTREM-1在膿毒癥中發(fā)揮保護作用的具體通路還有待進一步研究,仍需更多的研究為sTREM-1在膿毒癥的診斷和治療中的作用提供依據(jù)。本研究結果顯示,死亡組血清sTREM-1水平高于生存組,血清sTREM-1水平與APACHE Ⅱ評分呈正相關,血清sTREM-1水平是膿毒癥患者28 d病死率的影響因素,血清sTREM-1水平預測膿毒癥患者28 d病死率的AUC為0.90〔95%CI(0.82,0.95)〕,提示血清sTREM-1在預測膿毒癥患者預后評估中有不錯的應用價值。
CD14是脂多糖-脂多糖結合蛋白(LPS-LBP)復合物的受體,有膜結合性CD14和可溶性CD14兩種形態(tài),其中可溶性CD14亞型(sCD14-ST)又稱Presepsin。近年來,ENDO等[27]發(fā)現(xiàn),相比于PCT、CRP和白介素6(IL-6)等標志物,Presepsin在診斷膿毒癥中顯示出更佳的靈敏度和特異度。ZHANG等[28]對Presepsin在膿毒癥中的診斷價值做了系統(tǒng)性回顧,結果證實了其診斷膿毒癥的有效性,遺憾的是,其特異度不高。此外,也有相關的Meta分析結果表明,Presepsin是診斷膿毒癥的可靠性指標[29]。KLOUCHE等[30]發(fā)現(xiàn),Presepsin在診斷膿毒癥和評估膿毒癥休克方面均有一定價值,且Presepsin聯(lián)合PCT預測膿毒癥患者死亡風險的特異度更高。Presepsin鑒別膿毒癥和SIRS的截斷值為581 ng/L,AUC為0.83,靈敏度和特異度分別為65%和100%,并且Presepsin聯(lián)合急診膿毒癥死亡風險(MEDS)評分鑒別膿毒癥和SIRS的AUC提高到了0.95[31]。GODNIC等[32]比較了Presepsin、CRP、PCT、CD64診斷膿毒癥的價值,發(fā)現(xiàn)Presepsin診斷膿毒癥的截斷值為413 μg/L,Presepsin、PCT能鑒別膿毒癥和膿毒癥休克而其他兩者不能,并發(fā)現(xiàn)Presepsin水平與APACHE Ⅱ評分呈正相關,Presepsin能有效指導臨床抗生素的應用。本研究結果顯示,死亡組Presepsin水平高于生存組,血清Presepsin水平與APACHE Ⅱ評分呈正相關,血清Presepsin水平是膿毒癥患者28 d病死率的影響因素,血清Presepsin水平預測膿毒癥患者28 d病死率的AUC為0.85〔95%CI(0.77,0.92)〕,表明血清Presepsin在膿毒癥患者預后評估中具有良好的應用價值。
由于膿毒癥患者病因的多樣性以及感染程度的不同,目前研究均表明多個指標聯(lián)合較單一指標可以更準確地診斷膿毒癥和評估患者預后。因此,本研究采用多因素Logistic回歸分析計算血清PCT、sTREM-1、Presepsin水平聯(lián)合的Logistic回歸方程,結果顯示,Y=-1.218 9+0.032 96×PCT+0.061 25×sTREM-1+0.196 8×Presepsin,其預測膿毒癥患者28 d病死率的AUC為0.99〔95%CI(0.94,1.00)〕,血清PCT、sTREM-1、Presepsin水平聯(lián)合預測膿毒癥患者28 d病死率的AUC大于APACHE Ⅱ評分和血清PCT、sTREM-1、Presepsin水平預測膿毒癥患者28 d病死率的AUC,說明血清PCT、sTREM-1、Presepsin水平聯(lián)合預測膿毒癥患者28 d病死率的價值最高,故可以考慮使用聯(lián)合指標進行患者預后的預測。
綜上所述,血清PCT、sTREM-1、Presepsin水平聯(lián)合檢測可以提高對膿毒癥患者預后評估的靈敏度和特異度,是一種有效的血清標志物,能提高膿毒癥患者預后評估的準確率。本研究樣本量偏小,僅探討了近期預后,未能分析血清PCT、sTREM-1、Presepsin水平與患者遠期預后的關系,因此可以在擴大樣本量的基礎上做進一步研究。
作者貢獻:毛云進行試驗設計與實施、資料收集整理、撰寫論文并對文章負責;盛孝燕進行試驗評估和質量控制;朱紅陽進行質量控制;景道遠進行試驗實施、資料收集。
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PredictiveValueofSerumPCT,sTREM-1andPresepsinLevelsfor28-dayMortalityamongPatientswithSepsis
MAOYun,SHENGXiao-yan*,ZHUHong-yang,JINGDao-yuan
DepartmentofEICU,CentralHospitalofJinhua,Jinhua321000,China
*Correspondingauthor:SHENGXiao-yan,Associatechiefphysician;E-mail:shengxiaoyanzxyy@163.com
ObjectiveTo investigate the predictive value of serum procalcitonin(PCT) combined with soluble triggering receptor expressed on myeloid cells-1(sTREM-1) and soluble CD14subtype(Presepsin) levels for 28-day mortality among patients with sepsis.MethodsA total of 97 patients with sepsis receiving inpatient treatment in Department of EICU or Department of Infectious Diseases,Central Hospital of Jinhua from July 2014 to April 2016 were enrolled.Demographic data of the patients were collected.The serum levels of CRP,PTC,sTREM-1 and Presepsin were measured on the first day after admission.All of them were followed up for 28 days for investigating the survival status.Pearson correlation analysis was conducted to analyze the correlation of serum levels of PCT,sTREM-1 and Presepsin with APACHEⅡ.The influencing factors of 28-d mortality in sepsis patients were explored and the Logistic regression equation of serum levels of PCT,sTREM-1 and Presepsin were calculated by multivariate Logistic regression analysis.The receiver operating characteristic(ROC) curves for evaluating prognosis of patients with sepsis by APACHE Ⅱ score,serum levels of PCT,sTREM-1 and Presepsin alone,serum levels of PCT,sTREM-1 and Presepsin jointly were drawn.ResultsAccording to the follow-up results,the patients were divided into death group〔28 cases(28.9%)〕 and survival group(69 cases).The APACHE Ⅱ score,serum levels of CRP,PCT,sTREM-1 and Presepsin of death group were higher than those of survival group(P<0.05).Serum levels of PCT,sTREM-1,Presepsin were positively correlated with APACHE Ⅱ score(P<0.05).Multivariate Logistic regression analysis showed that APACHE Ⅱ score〔OR=1.13,95%CI(1.01,1.64)〕 and serum levels of PCT〔OR=1.66,95%CI(1.14,2.53)〕,sTREM-1〔OR=2.54,95%CI(1.14,5.83)〕,Presepsin〔OR=25.11,95%CI(1.58,79.7)〕 were the influencing factors of 28-d mortality in sepsis patients(P<0.05).The area under the ROC curve(AUC) of 28-d mortality in sepsis patients predicted by APACHE Ⅱ score,serum levels of PCT,sTREM-1 and Presepsin was 0.90〔95%CI(0.82,0.95)〕,0.87〔95%CI(0.78,0.93)〕,0.90〔95%CI(0.82,0.95)〕 and 0.85〔95%CI(0.77,0.92)〕,respectively.The Logistic regression equation of serum levels of PCT,sTREM-1 and Presepsin was Y=-1.218 9+0.032 96×PCT+0.061 25×sTREM-1+0.196 8×Presepsin,and the AUC of 28-d mortality in sepsis patients predicted by it was 0.99〔95%CI(0.94,1.00)〕.The AUC of 28-d mortality in sepsis patients predicted by serum levels of PCT,sTREM-1 and Presepsin jointly was greater than that predicted by APACHE Ⅱ score,serum levels of PCT,sTREM-1 and Presepsin alone(P<0.05).ConclusionThe value of serum levels of PCT,sTREM-1 and Presepsin in predicting the 28-d mortality in sepsis patients is better than that of single index,which has important reference value and clinical significance,and is helpful for clinical decision-making.
Sepsis;Mortality;Forecasting;Procalcitonin;Soluble triggering receptor expressed on myeloid cells-1;Soluble CD14subtype
321000 浙江省金華市中心醫(yī)院急診重癥監(jiān)護室
*通信作者:盛孝燕,副主任醫(yī)師;E-mail:shengxiaoyanzxyy@163.com
R 631
A
10.3969/j.issn.1007-9572.2017.00.177
毛云,盛孝燕,朱紅陽,等.血清降鈣素原和可溶性髓樣細胞觸發(fā)受體-1及可溶性CD14亞型水平聯(lián)合預測膿毒癥患者28 d病死率的價值研究[J].中國全科醫(yī)學,2017,20(36):4494-4500.[www.chinagp.net]
MAO Y,SHENG X Y,ZHU H Y,et al.Predictive value of serum PCT,sTREM-1 and Presepsin levels for 28-day mortality among patients with sepsis[J].Chinese General Practice,2017,20(36):4494-4500.
2017-07-13;
2017-10-24)
崔麗紅)