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      Frailty評分預(yù)測老年多發(fā)性骨髓瘤的臨床分析

      2016-12-14 07:02:21季麗莉張雪皎王偉光程志祥承璐雅莊靜麗王志梅鄒善華
      中國臨床醫(yī)學(xué) 2016年5期
      關(guān)鍵詞:血液學(xué)危組骨髓瘤

      季麗莉, 陳 晨, 張雪皎, 王偉光, 程志祥, 袁 玲, 魏 征, 承璐雅, 莊靜麗, 王志梅, 李 鋒, 鄒善華, 劉 澎

      復(fù)旦大學(xué)附屬中山醫(yī)院血液科,上海 200032

      ?

      ·論 著·

      Frailty評分預(yù)測老年多發(fā)性骨髓瘤的臨床分析

      季麗莉, 陳 晨, 張雪皎, 王偉光, 程志祥, 袁 玲, 魏 征, 承璐雅, 莊靜麗, 王志梅, 李 鋒, 鄒善華, 劉 澎*

      復(fù)旦大學(xué)附屬中山醫(yī)院血液科,上海 200032

      目的: 運(yùn)用Frailty評分體系預(yù)測老年多發(fā)性骨髓瘤(multiple myeloma,MM)患者臨床轉(zhuǎn)歸的研究分析。方法: 對復(fù)旦大學(xué)附屬中山醫(yī)院血液科2015年1月1日至2016年2月29日收治的29例65歲以上老年MM患者進(jìn)行Frailty評分,以分析其與患者臨床轉(zhuǎn)歸的關(guān)系。結(jié)果: Frailty評分高危組13例(44.8%)、中危組5例(17.2%)、低危組11例(37.9%),3組患者在ISS分期(P=0.281)和化療強(qiáng)度(P=0.475)上的差異無統(tǒng)計(jì)學(xué)意義。Frailty高危組患者不良反應(yīng)較多,血液學(xué)3級及以上不良發(fā)生率(69.2%)顯著高于低危組(18.2%,P=0.014)和中危組(0.0,P=0.011);高危組非血液學(xué)3級及以上不良反應(yīng)發(fā)生率(84.6%)顯著高于低危組(18.2%,P=0.001)和中危組(20.0%,P=0.011)。高危組中有69.2%的患者中斷、延緩化療或減小化療強(qiáng)度,顯著高于低危組(9.1%,P=0.004),與中危組差異無統(tǒng)計(jì)學(xué)意義(40.0%,P=0.268)。高危組患者化療后獲完全緩解(CR)及極好的部分緩解(VGPR)的患者占30.8%、部分緩解(PR)者占23.1%、無效(NR)者占46.2%,顯著低于低危組(CR及VGPR 63.6%、PR 36.4%、NR 0.0,P=0.027),與中危組比較差異無統(tǒng)計(jì)學(xué)意義(CR及VGPR 40.0%、PR 20.0%、NR 40.0%,P=0.751)。結(jié)論: Frailty評分體系可預(yù)測高?;颊咧委煹牟涣挤磻?yīng)和療效,高?;颊哳A(yù)后差,但其對預(yù)后評估價(jià)值的大小有待更大樣本量的闡明。

      多發(fā)性骨髓瘤;Frailty評分;老年;不良反應(yīng)

      多發(fā)性骨髓瘤(multiple myeloma,MM)多發(fā)于40歲以上的人群,美國 1975—2007年的數(shù)據(jù)[1]表明,60%以上的MM患者是65歲以上的老年人。隨著社會(huì)人口老齡化,在近幾十年,老年人中MM發(fā)病率逐漸升高[2]。一項(xiàng)亞裔人群的調(diào)查[3]證實(shí),75~79歲年齡段的MM發(fā)病率在20多年間增加了5.2倍。

      高齡是MM獨(dú)立的預(yù)后不良因素,其原因尚不明確,可能與老年患者化療耐受性差相關(guān)[4-6]。老年評分系統(tǒng)(geriatric assessment,GA)是一個(gè)評估老年患者意識(shí)、功能狀態(tài)和合并疾病的工具,已廣泛用于評估老年惡性腫瘤患者的綜合狀態(tài)[7-8]。已有研究[1]將GA用于評價(jià)老年MM患者,并結(jié)合年齡因素組成新的MM老年患者Frailty評分體系。本研究將這一評分體系用于65歲及65歲以上MM患者的評價(jià),以了解這一體系是否有助于預(yù)測其臨床轉(zhuǎn)歸,為臨床決策提供幫助。

      1 資料與方法

      1.1 一般資料 2015年1月1日至2016年2月29日,復(fù)旦大學(xué)附屬中山醫(yī)院血液科共收治年齡≥65歲MM患者29例。根據(jù)國際多發(fā)性骨髓瘤工作組2014年標(biāo)準(zhǔn)治療指征[9],其中可評價(jià)患者29例(男性17例、女性12例),中位年齡69歲(65~82歲)。29例患者中,1例為復(fù)發(fā)MM患者,28例為新診斷患者。其中26例已完成4周期誘導(dǎo)化療,3例患者診斷后1個(gè)療程化療后死亡?;煼桨赴ㄒ耘鹛孀裘诪榛A(chǔ)的硼替佐米、環(huán)磷酰胺、地塞米松(VCD);硼替佐米、阿霉素、地塞米松(PAD);硼替佐米、沙利度胺、地塞米松(VTD)和硼替佐米、地塞米松(BD)方案以及來那度胺為基礎(chǔ)的來那度胺、地塞米松(RD)方案。

      1.2 隨訪參數(shù) 患者治療前檢測血清β2微球蛋白、清蛋白水平,完成ISS分期。完成4周期化療患者按照美國國立綜合癌癥網(wǎng)絡(luò)(National Comprehensive Cancer Network ,NCCN)多發(fā)性骨髓瘤指南(2016 V2)的療效標(biāo)準(zhǔn)評價(jià)療效[10]:分為完全緩解(CR)和非常好的部分緩解(VGPR)組,部分緩解(PR)組,其余為無效(NR)組。治療過程中根據(jù)美國國家癌癥研究所常見不良事件術(shù)語標(biāo)準(zhǔn)(National Cancer Institute Common Terminology Criteria for Adverse Events,NCI-CTCAE)評估患者血液學(xué)、非血液學(xué)不良反應(yīng),并記錄患者由于不良反應(yīng)導(dǎo)致治療延緩、更改方案或中斷治療的情況。

      1.3 Frailty評分 包含患者年齡和GA評分的3個(gè)工具,即Katz日常生活評分(Katz activity of daily living,ADL)、Lawton日常生活評分(Lawton instrumental activity of daily living,IADL)以及Charlson合并癥指數(shù)(Charlson comorbidity index,CCI)[1]。 積分標(biāo)準(zhǔn)如下:年齡<75歲計(jì)0分,75~80歲計(jì)1分,80歲以上計(jì)2分;ADL≤4分者計(jì)1分,4分以上計(jì)0分;IADL≤5分者計(jì)1分,5分以上積0分;CCI≥2分者計(jì)1分,2分以下計(jì)0分。最后將年齡與3個(gè)工具所得積分相加,得到Frailty評分,F(xiàn)railty評分≥2分者為高危組,1分者為中危組,0分者為低危組。

      1.4 統(tǒng)計(jì)學(xué)處理 應(yīng)用STATA 7.0軟件完成統(tǒng)計(jì)分析。由于觀察例數(shù)少,多組比較采用單因素方差分析和Kruskal Wallis檢驗(yàn);兩組比較采用Wilcoxon Rank Sum 檢驗(yàn)。檢驗(yàn)水準(zhǔn)(α)為0.05。

      2 結(jié) 果

      2.1 患者臨床分期及Frailty分組概況 患者治療前按照Frailty積分體系,分為高危組13例(44.8%)、中危組5例(17.2%)、低危組11例(37.9%)。按NCCN多發(fā)性骨髓瘤指南(2016 V2)進(jìn)行ISS分期[10],ISSⅠ期患者1例(3.4%),ISS Ⅱ期患者6例(20.7%),ISSⅢ期患者22例(75.9%)。Frailty評分3個(gè)組患者的ISS分期差異無統(tǒng)計(jì)學(xué)意義(P=0.281),見表1。所有患者均給予硼替佐米、來那度胺作為基礎(chǔ)藥物,3組均有患者接受兩藥或三藥方案,僅高危組1例患者接受硼替佐米單藥治療,3組治療方案差異無統(tǒng)計(jì)學(xué)意義(P=0.475,表1)。

      2.2 Frailty高危組血液學(xué)不良反應(yīng)、非血液學(xué)不良反應(yīng)發(fā)生率更高 分析3組3級及3級以上化療不良反應(yīng)的發(fā)生率,血液學(xué)不良反應(yīng)、非血液學(xué)不良反應(yīng),以高危組發(fā)生率最高,差異均具有統(tǒng)計(jì)學(xué)意義(血液學(xué)不良反應(yīng)P=0.007, 非血液學(xué)不良反應(yīng)P=0.002),見表2。進(jìn)一步進(jìn)行兩兩比較發(fā)現(xiàn),高危組患者3級及以上血液學(xué)不良反應(yīng)發(fā)生率分別高于低危組(P=0.014)和中危組(P=0.011),而中危組和低危組的血液學(xué)3級及以上級別不良反應(yīng)發(fā)生率間的差異無統(tǒng)計(jì)學(xué)意義(P=0.324);非血液學(xué)3級及以上級別不良反應(yīng)發(fā)生率的比較發(fā)現(xiàn),高危組顯著高于低危組(P=0.001)和中危組(P=0.011),中危組和低危組間的差異無統(tǒng)計(jì)學(xué)意義(P=0.933)。

      表1 3組患者的基本臨床數(shù)據(jù) n(%)

      表2 3組患者化療的相關(guān)不良反應(yīng) n(%)

      2.3 Frailty高危組中較多患者無法堅(jiān)持初始方案治療 高危組患者中3例化療1療程后死亡,4例因不良反應(yīng)嚴(yán)重而延緩治療,2例因無法耐受三藥方案改為兩藥方案,以上9例患者無法堅(jiān)持初始方案治療,發(fā)生率達(dá)69.2%;中危組有2例患者因不良反應(yīng)嚴(yán)重而延緩治療,無法堅(jiān)持初始方案治療發(fā)生率為40.0%;低危組患者1例因不良反應(yīng)三藥方案改為兩藥方案,無法堅(jiān)持初始方案治療發(fā)生率為9.1%,差異有統(tǒng)計(jì)學(xué)意義(P=0.014)。高危組無法堅(jiān)持初始方案治療的患者數(shù)顯著高于低危組(P=0.004),與中危組比較差異無統(tǒng)計(jì)學(xué)意義(P=0.268);中危組和低危組間差異亦無統(tǒng)計(jì)學(xué)意義(P=0.155)。

      2.4 Frailty高危組患者療效較差 29例患者中,3例高危組患者化療1療程后病死,按本研究標(biāo)準(zhǔn)視為無效。26例完成4周期誘導(dǎo)治療的患者按NCCN多發(fā)性骨髓瘤指南(2016 V2)進(jìn)行療效評價(jià)。本研究分為CR+VGPR組、PR組和NR組,3組間療效差異無統(tǒng)計(jì)學(xué)意義(P=0.080),見表3。但各組兩兩比較發(fā)現(xiàn),高危組與低危組間差異有統(tǒng)計(jì)學(xué)意義(P=0.027),其余各組間差異無統(tǒng)計(jì)學(xué)意義(高危組與中危組P=0.751,中危組與低危組P=0.182)。

      表3 3組患者化療效果的評價(jià) n(%)

      3 討 論

      MM的治療在最近幾十年間有了重要的進(jìn)步。20世紀(jì)80年代引入自體干細(xì)胞移植使得適合移植的MM患者生存時(shí)間顯著延長[11];2000年后推出的新藥方案(包括硼替佐米、來那度胺為基礎(chǔ)的化療方案)進(jìn)一步改善了MM患者的生存時(shí)間[4,12-15]。但是,一項(xiàng)瑞典的流行病學(xué)調(diào)查數(shù)據(jù)[16]顯示,幾十年來新藥受益的5年相關(guān)生存率(relative survival rate, RSR)僅局限在70歲以下患者,10年RSR改善也只體現(xiàn)在60歲以下患者。英國的一項(xiàng)研究[17]表明,雖然60歲以上老年患者的5年RSR有所改善,但差異無統(tǒng)計(jì)學(xué)意義。

      大多數(shù)學(xué)者認(rèn)為無法耐受化療的不良反應(yīng)是影響MM老年患者預(yù)后的重要因素[4-6],部分體能狀態(tài)好的MM老年患者,采用高劑量化療、甚至自體干細(xì)胞移植生存期可獲得顯著改善[18-20];一些耐受性差的MM老年患者,給予不良反應(yīng)較小的治療方案,甚至以支持治療為主,可能更為妥當(dāng)[21]。MM作為一種老年疾病,65歲以上患者占據(jù)相當(dāng)大的比例,有效地評估這些患者的預(yù)后及其對化療的耐受性,給予個(gè)體化的治療,將有可能改善預(yù)后[22]。

      GA評分是有效評價(jià)惡性腫瘤老年患者綜合情況的體系[23],在MM老年患者中結(jié)合年齡因素,采用Frailty積分體系,能更好地預(yù)測患者的生存時(shí)間和化療相關(guān)的不良反應(yīng)。國外大樣本量的研究[1]證實(shí),F(xiàn)railty積分體系能有效評估預(yù)后及化療耐受性。我們首次將Frailty積分系統(tǒng)用于評估中國MM老年患者預(yù)后。本研究數(shù)據(jù)顯示,F(xiàn)railty評分3個(gè)組患者的ISS分期差異無統(tǒng)計(jì)學(xué)意義(P=0.281),且三組患者的治療方案差異無統(tǒng)計(jì)學(xué)意義(P=0.475),因此,患者的分期和治療強(qiáng)度在各Frailty分組是平衡的,對本研究無實(shí)質(zhì)影響。

      本研究中,F(xiàn)railty高危組患者占44.8%,這群患者對化療的耐受性較差,血液學(xué)和非血液學(xué)3級及以上不良反應(yīng)發(fā)生率較高,同時(shí)無法耐受原方案化療的比例也高,由此更換了強(qiáng)度較低的方案,甚至延緩治療,這兩個(gè)因素可能造成高危組患者療效差?;诮?jīng)驗(yàn),F(xiàn)railty高危組患者化療耐受性差,治療時(shí)更需要關(guān)注安全性,而盲目追求療效、增加化療強(qiáng)度是不合適的。中危組患者觀察例數(shù)較少,還不足以得出有說服力的結(jié)論。低危組患者一般狀況好,不良反映較輕,且都能堅(jiān)持按時(shí)完成治療療程,因此63.6%的患者得到了VGPR以上的療效,與國外報(bào)道的MM患者總體療效接近[24]。對于這一類患者是否能進(jìn)一步增加化療強(qiáng)度以得到更好的療效,還需要大規(guī)模臨床試驗(yàn)來闡明。

      綜上所述,F(xiàn)railty積分體系在我中心29例患者中得到了初步試用,所得結(jié)果與國外研究報(bào)道相符合:Frailty積分體系能反映患者的綜合狀態(tài),可有效預(yù)測患者化療的耐受性;Frailty高?;颊咝枰獪p輕化療強(qiáng)度、降低化療不良反應(yīng)發(fā)生率,以提高這部分患者的生活質(zhì)量。當(dāng)然,該積分系統(tǒng)對中國老年多發(fā)性骨髓瘤患者的預(yù)后評估價(jià)值有待通過更大樣本量的研究來明確。

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      [本文編輯] 葉 婷, 曉 璐

      Clinical analysis of the Frailty score in the prognosis of elderly multiple myeloma

      JI Li-li, CHEN Chen, ZHANG Xue-jiao, WANG Wei-guang, CHENG Zhi-xiang, YUAN Ling, WEI Zheng, CHENG Lu-ya, ZHUANG Jing-li, WANG Zhi-mei, LI Feng, ZOU Shan-hua, LIU Peng*

      Department of Hematology, Zhongshan Hospital, Fudan University, Shanghai 200032, China

      Objective: To analyze the Frailty score in the prognosis of elderly multiple myeloma. Methods: Twenty nine multiple myeloma patients aged above 65 year-old admitted from January 1, 2015 to February 29, 2016 were enrolled in the study. Frailty score assessment was performed and its relation with clinical outcome was analyzed. Results: The 13 patients were classified into high risk group (44.8%), 5 cases in mediate group (17.2%), and 11 cases in low risk group (37.9%). There were no statistical significance in the aspects of ISS stage (P=0.281) or chemotherapy intensity (P=0.475) found among the three groups. More patients (69.2%) in the Frailty high risk group suffered severe hematologic adverse events (≥grade 3), which was significantly higher than low risk group (18.2%,P=0.014) and mediate risk group (0.0,P=0.011). The occurrence of adverse reaction in severe non-hematologic group (≥grade 3) (84.6%) was higher than that of low risk group(18.2%,P=0.001) and that of mediate risk group(20.0%,P=0.011). There were 69.2% of patients in high risk group had chemotherapy discontinuation, delay or chemotherapy intensity reduction, which was significantly higher than low risk group (9.1%,P=0.004), and no statistical significance was observed in the mediate risk group (40.0%,P=0.268). In the terms of therapy efficacy, 30.8%, 23.1%, and 46.2% patients obtained complete remission or very good remission(CR+VGPR), partial remission (PR), and no remission (NR) in the high risk group, which were significantly lower than low risk group(CR+VGPR 63.6%, PR 36.4%, NR 0.0,P=0.027). No statistical significance of the efficacy was found between high risk group and mediate risk group (CR+VGPR 40.0%, PR 20.0%, NR 40.0%,P=0.751).Conclusions: The Frailty score can predict the adverse reaction and treatment efficacy, but with poor prognosis in high risk patients, and its clinical value in prognosis required further research.

      multiple myeloma; Frailty score; elderly; adverse event

      2016-06-01 [接受日期] 2016-08-06

      國家自然科學(xué)基金(81300381, 81570123),上海市衛(wèi)計(jì)委青年科研項(xiàng)目(20134y117). Supported by National Natural Science Foundation of China (81300381, 81570123) and Youth Research Projects of Shanghai Municipal Commission of Health and Family Planning(20134y117).

      季麗莉,博士,主治醫(yī)師. E-mail: ji.lili@zs-hospital.sh.cn

      *通信作者(Corresponding author). Tel: 021-60267405, E-mail: liu.peng@zs-hospital.sh.cn

      10.12025/j.issn.1008-6358.2016.20160734

      R 733.3

      A

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