解 超, 金成吉, 張 軍, 肖 飛, 王振亞, 張自云
(遼寧師范大學(xué) 體育學(xué)院,遼寧 大連 116029)
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不同足球場(chǎng)地類型與運(yùn)動(dòng)員非接觸性運(yùn)動(dòng)損傷關(guān)系的meta分析
解 超, 金成吉, 張 軍, 肖 飛, 王振亞, 張自云
(遼寧師范大學(xué) 體育學(xué)院,遼寧 大連 116029)
通過(guò)meta分析法對(duì)足球運(yùn)動(dòng)員在人工草皮和天然草皮環(huán)境下比賽和訓(xùn)練出現(xiàn)非接觸性運(yùn)動(dòng)損傷的可能性進(jìn)行綜合定量分析.以足球、運(yùn)動(dòng)損傷、天然草皮、人工草皮、soccer、injury、natural grass、artificial grass為關(guān)鍵詞,檢索中國(guó)知網(wǎng)CNKI、SCI數(shù)據(jù)庫(kù)WOS、維普數(shù)據(jù)庫(kù)VIP、萬(wàn)方數(shù)據(jù)庫(kù)、Pub Med以及OVID數(shù)據(jù)庫(kù),納入10篇英文文獻(xiàn).人工草皮和天然草皮在比賽中出現(xiàn)非接觸性運(yùn)動(dòng)損傷的OR=0.29,95%CI為0.10~0.82,Z=2.33,P<0.05;訓(xùn)練OR=0.30,95%CI為0.10~0.89,Z=2.18,P<0.05;總體OR=0.30,95%CI為0.14~0.60,Z=3.35,P<0.05.男運(yùn)動(dòng)員OR=0.26,95%CI為0.14~0.47,Z=4.47,P<0.05;女運(yùn)動(dòng)員OR=0.09,95%CI為0.03~0.24,Z=4.81,P<0.05;男、女運(yùn)動(dòng)員總體OR=0.18,95%CI為0.10~0.30,Z=6.50,P<0.05.成年運(yùn)動(dòng)員OR=0.25,95%CI為0.11~0.56,Z=3.37,P<0.05;青少年運(yùn)動(dòng)員OR=0.20,95%CI為0.09~0.47,Z=3.70,P<0.05;成年、青少年運(yùn)動(dòng)員OR=0.23,95%CI為0.13~0.42,Z=4.89,P<0.05.結(jié)果表明,不同性別和不同年齡段的運(yùn)動(dòng)員,在人工草皮進(jìn)行比賽和訓(xùn)練出現(xiàn)非接觸性運(yùn)動(dòng)損傷的概率相對(duì)要小,運(yùn)動(dòng)員在人工草皮上進(jìn)行訓(xùn)練比賽,安全系數(shù)高于天然草皮.
人工草皮;天然草皮;足球運(yùn)動(dòng)員;非接觸性運(yùn)動(dòng)損傷
足球運(yùn)動(dòng)作為技戰(zhàn)能主導(dǎo)類同場(chǎng)對(duì)抗性項(xiàng)目,具有極強(qiáng)的對(duì)抗性和劇烈的運(yùn)動(dòng)強(qiáng)度,因此,從事足球運(yùn)動(dòng)的運(yùn)動(dòng)員經(jīng)常要面對(duì)各種運(yùn)動(dòng)傷病的困擾.研究顯示,足球運(yùn)動(dòng)是球類運(yùn)動(dòng)中運(yùn)動(dòng)損傷出現(xiàn)率最高的項(xiàng)目,運(yùn)動(dòng)員的運(yùn)動(dòng)損傷率為56.9%[1].足球運(yùn)動(dòng)員的運(yùn)動(dòng)損傷按照致傷原因可以分為接觸性運(yùn)動(dòng)損傷和非接觸性運(yùn)動(dòng)損傷2種.接觸性運(yùn)動(dòng)損傷是指足球運(yùn)動(dòng)員在比賽或訓(xùn)練的對(duì)抗中出現(xiàn)的身體某部位損傷,非接觸性損傷是指足球運(yùn)動(dòng)員在比賽訓(xùn)練中在非對(duì)抗條件下出現(xiàn)的損傷[2].在足球運(yùn)動(dòng)中,非接觸性損傷在運(yùn)動(dòng)員進(jìn)行變向、急轉(zhuǎn)、急停過(guò)程中經(jīng)常出現(xiàn),對(duì)運(yùn)動(dòng)員的膝關(guān)節(jié)、踝關(guān)節(jié)、足部以及腿部肌肉的健康是一個(gè)非常危險(xiǎn)的影響因素.國(guó)外學(xué)者認(rèn)為足球運(yùn)動(dòng)員在比賽和訓(xùn)練中非接觸損傷的原因主要為運(yùn)動(dòng)員本體感知覺(jué)、肌肉強(qiáng)度、韌帶健康水平以及一些生物力學(xué)因素[3-6].但是大多數(shù)學(xué)者忽略了足球運(yùn)動(dòng)環(huán)境因素對(duì)運(yùn)動(dòng)員非接觸損傷的影響,如足球鞋、運(yùn)動(dòng)裝備以及場(chǎng)地條件對(duì)運(yùn)動(dòng)員非接觸性損傷的影響[7].近年來(lái),隨著科技的發(fā)展,足球場(chǎng)地的科技水平不斷提高,足球場(chǎng)地條件是否能夠作為非接觸性損傷的致病因素之一被國(guó)外學(xué)者越來(lái)越多地進(jìn)行了探討[8].在天然草皮足球場(chǎng)與人工草皮足球場(chǎng)進(jìn)行比賽和訓(xùn)練的過(guò)程中,運(yùn)動(dòng)員在哪一個(gè)場(chǎng)地條件下出現(xiàn)非接觸損傷的可能性更高,目前學(xué)界仍莫衷一是.因此,本研究通過(guò)meta分析法對(duì)運(yùn)動(dòng)員在人工草皮和天然草皮環(huán)境下比賽和訓(xùn)練出現(xiàn)非接觸性運(yùn)動(dòng)損傷的可能性進(jìn)行量化分析,為今后相關(guān)研究提供循證依據(jù).
1.1 文獻(xiàn)檢索
以“足球”“運(yùn)動(dòng)損傷”“天然草皮”“人工草皮”“soccer”“injury”“natural grass”“artificial grass”為中英文關(guān)鍵詞,檢索中國(guó)知網(wǎng)CNKI、SCI數(shù)據(jù)庫(kù)WOS、維普數(shù)據(jù)庫(kù)VIP、萬(wàn)方數(shù)據(jù)庫(kù)、Pub Med以及OVID數(shù)據(jù)庫(kù),共檢索文獻(xiàn)474篇,經(jīng)篩選后納入10篇英文文獻(xiàn),篩選流程見(jiàn)圖1.
圖1 文獻(xiàn)篩選流程圖Fig.1 Flow chart of the literatures selection process
1.2 文獻(xiàn)納入與排除標(biāo)準(zhǔn)
1.2.1 文獻(xiàn)納入標(biāo)準(zhǔn)
①納入對(duì)人工草皮和天然草皮上出現(xiàn)非接觸性運(yùn)動(dòng)損傷進(jìn)行比較研究的文獻(xiàn);②文獻(xiàn)的研究對(duì)象為各層次足球運(yùn)動(dòng)員;③結(jié)局指標(biāo)為各種在足球場(chǎng)上出現(xiàn)的急性非接觸性運(yùn)動(dòng)損傷;④研究中包含人工草皮及天然草皮的非接觸性運(yùn)動(dòng)損傷出現(xiàn)次數(shù).
1.2.2 文獻(xiàn)排除標(biāo)準(zhǔn)
①文獻(xiàn)的結(jié)局指標(biāo)中包含慢性運(yùn)動(dòng)損傷或接觸性損傷指標(biāo);②文獻(xiàn)只報(bào)告人工草皮和天然草皮其中一種出現(xiàn)的非接觸性損傷情況;③綜述性文獻(xiàn);④重復(fù)發(fā)表的文獻(xiàn);⑤文獻(xiàn)中包含信息不完整的文獻(xiàn).
1.3 數(shù)理統(tǒng)計(jì)
運(yùn)用Reviewer Manager 5.3版本對(duì)10篇文獻(xiàn)異質(zhì)性和合并效應(yīng)量比值比(Odds Ratio,OR)進(jìn)行檢驗(yàn).根據(jù)文獻(xiàn)的2值和I2值來(lái)考察文獻(xiàn)間的異質(zhì)性,當(dāng)I2值在0~40%區(qū)間內(nèi)異質(zhì)性可忽略,在40%~60%區(qū)間為中度異質(zhì)性,在50%~90%區(qū)間為高異質(zhì)性,在75%~100%區(qū)間為存在極高的異質(zhì)性.當(dāng)文獻(xiàn)間異質(zhì)性小于50%時(shí),采用固定效應(yīng)模型進(jìn)行分析,當(dāng)異質(zhì)性大于50%時(shí),采用隨機(jī)效應(yīng)模型進(jìn)行分析[9-11].
1.4 納入文獻(xiàn)基本信息
研究共納入10篇英文文獻(xiàn),共記錄人工草皮和天然草皮出現(xiàn)的非接觸性運(yùn)動(dòng)損傷7 880次,其中,人工草皮2 935次,天然草皮4 945次.樣本為14~39歲的男女足球運(yùn)動(dòng)員,研究周期區(qū)間為8~32個(gè)月.運(yùn)動(dòng)員出現(xiàn)非接觸性運(yùn)動(dòng)損傷的環(huán)境包含比賽和訓(xùn)練,結(jié)局指標(biāo)主要有膝關(guān)節(jié)損傷、踝關(guān)節(jié)損傷、足部損傷、扭傷及肌肉勞損.
1.5 文獻(xiàn)質(zhì)量評(píng)價(jià)
采用Jadad量表[12]對(duì)文獻(xiàn)質(zhì)量進(jìn)行評(píng)價(jià).請(qǐng)2位運(yùn)動(dòng)康復(fù)領(lǐng)域的研究者分別對(duì)納入的文獻(xiàn)進(jìn)行質(zhì)量評(píng)價(jià).10篇文獻(xiàn)中4分文獻(xiàn)4篇、3分6篇,整體質(zhì)量較高,文獻(xiàn)基本信息及Jadad評(píng)分結(jié)果見(jiàn)表1.
表1 納入文獻(xiàn)的基本信息
2.1 比賽和訓(xùn)練中運(yùn)動(dòng)員非接觸性運(yùn)動(dòng)損傷與場(chǎng)地條件的關(guān)系
森林圖(forest plot)是以統(tǒng)計(jì)效應(yīng)量和統(tǒng)計(jì)分析方法(可信區(qū)間)為基礎(chǔ),用數(shù)值運(yùn)算結(jié)果繪制出的圖形.森林圖中豎線為無(wú)效線,即無(wú)統(tǒng)計(jì)學(xué)意義的值,比值比(Odds Ratio,OR)的無(wú)效豎線橫軸尺度為0[23].由于研究文獻(xiàn)間的異質(zhì)性較高,采用隨機(jī)效應(yīng)模型計(jì)算文獻(xiàn)間比值比(Odds Ratio,OR)、Z值和95%CI值.
圖2顯示,研究將運(yùn)動(dòng)員在不同場(chǎng)地條件下進(jìn)行比賽和訓(xùn)練的文獻(xiàn)分為2個(gè)亞分組.第一亞分組為運(yùn)動(dòng)員在不同場(chǎng)地條件下進(jìn)行比賽的8篇文獻(xiàn),人工草皮出現(xiàn)非接觸性損傷1 612次,天然草皮出現(xiàn)非接觸性損傷4 405次.8篇文獻(xiàn)的合并效應(yīng)量OR=0.29,95%CI為0.10~0.82,Z=2.33,P<0.05,具有統(tǒng)計(jì)學(xué)意義.第二亞分組為運(yùn)動(dòng)員在不同場(chǎng)地條件下進(jìn)行訓(xùn)練出現(xiàn)非接觸性損傷的8篇文獻(xiàn),人工草皮出現(xiàn)非接觸性損傷1 264次,天然草皮出現(xiàn)非接觸性損傷3 313次.8篇文獻(xiàn)的合并效應(yīng)量OR=0.30,95%CI為0.10~0.89,Z=2.18,P<0.05,具有統(tǒng)計(jì)學(xué)意義.所有文獻(xiàn)共記錄運(yùn)動(dòng)員在比賽和訓(xùn)練中出現(xiàn)非接觸性損傷,人工草皮2 876次,天然草皮7 718次,合并效應(yīng)量OR=0.30,95%CI為0.14~0.60,Z=3.35,P<0.05,具有統(tǒng)計(jì)學(xué)意義.因此,運(yùn)動(dòng)員在人工草皮上進(jìn)行比賽和訓(xùn)練出現(xiàn)非接觸性運(yùn)動(dòng)損傷的頻率要低于天然草皮.
2.2 不同場(chǎng)地條件與男、女運(yùn)動(dòng)員非接觸性運(yùn)動(dòng)損傷的關(guān)系
圖3顯示,研究按照不同性別運(yùn)動(dòng)員在不同場(chǎng)地的非接觸性運(yùn)動(dòng)損傷情況分為2個(gè)亞分組.男運(yùn)動(dòng)員在不同場(chǎng)地條件下出現(xiàn)非接觸性損傷的文獻(xiàn)共納入9篇,其中,人工草皮出現(xiàn)非接觸性損傷2 302次,天然草皮出現(xiàn)非接觸性損傷5 173次.9篇文獻(xiàn)的合并效應(yīng)量OR=0.26,95%CI為0.14~0.47,Z=4.47,P<0.05,具有統(tǒng)計(jì)學(xué)意義.女運(yùn)動(dòng)員在不同場(chǎng)地條件下出現(xiàn)非接觸性損傷的文獻(xiàn)共5篇,人工草皮出現(xiàn)非接觸性損傷696次,天然草皮出現(xiàn)非接觸性損傷2 423次.5篇文獻(xiàn)的合并效應(yīng)量OR=0.09,95%CI為0.03~0.24,Z=4.81,P<0.05,具有統(tǒng)計(jì)學(xué)意義.所有文獻(xiàn)共記錄男、女運(yùn)動(dòng)員在人工草皮出現(xiàn)非接觸性損傷2 998次,天然草皮7 596次,合并效應(yīng)量OR=0.18,95%CI為0.10~0.30,Z=6.50,P<0.05,具有統(tǒng)計(jì)學(xué)意義.因此,男、女運(yùn)動(dòng)員在人工草皮上進(jìn)行比賽和訓(xùn)練出現(xiàn)非接觸性運(yùn)動(dòng)損傷的頻率要低于天然草皮.
圖2 不同場(chǎng)地條件下進(jìn)行比賽和訓(xùn)練出現(xiàn)非接觸性損傷的森林圖Fig.2 Forest plot of non-contact injuries under different site conditions
圖3 男、女運(yùn)動(dòng)員在不同場(chǎng)地條件下出現(xiàn)非接觸性損傷的森林圖Fig.3 Forest plot of non-contact injuries of different sex athletes under different site conditions
2.3 不同場(chǎng)地條件與成年、青少年運(yùn)動(dòng)員非接觸性運(yùn)動(dòng)損傷的關(guān)系
圖4顯示,研究根據(jù)不同年齡段運(yùn)動(dòng)員將文獻(xiàn)分為成年運(yùn)動(dòng)員組和青少年運(yùn)動(dòng)員組2個(gè)亞分組.成年運(yùn)動(dòng)員在不同場(chǎng)地條件下出現(xiàn)非接觸性損傷的文獻(xiàn)共納入7篇,其中,人工草皮出現(xiàn)非接觸性損傷2 102次,天然草皮出現(xiàn)非接觸性損傷5 208次.7篇文獻(xiàn)的合并效應(yīng)量OR=0.25,95%CI為0.11~0.56,Z=3.37,P<0.05,具有統(tǒng)計(jì)學(xué)意義.青少年運(yùn)動(dòng)員在不同場(chǎng)地條件下出現(xiàn)非接觸性損傷的文獻(xiàn)共3篇,人工草皮出現(xiàn)非接觸性損傷896次,天然草皮出現(xiàn)非接觸性損傷2 388次.3篇文獻(xiàn)的合并效應(yīng)量OR=0.20,95%CI為0.09~0.47,Z=3.70,P<0.05,具有統(tǒng)計(jì)學(xué)意義.所有文獻(xiàn)共記錄成年、青少年運(yùn)動(dòng)員在人工草皮出現(xiàn)非接觸性損傷2 998次,天然草皮7 596次,合并效應(yīng)量OR=0.23,95%CI為0.13~0.42,Z=4.89,P<0.05,具有統(tǒng)計(jì)學(xué)意義.因此,成年運(yùn)動(dòng)員和青少年運(yùn)動(dòng)員在人工草皮上進(jìn)行比賽和訓(xùn)練出現(xiàn)非接觸性運(yùn)動(dòng)損傷的頻率要低于天然草皮.
圖4 成年、青少年運(yùn)動(dòng)員在不同場(chǎng)地條件下出現(xiàn)非接觸性損傷的森林圖Fig.4 Forest plot of non-contact injuries of athletes at different ages under different site conditions
國(guó)外學(xué)者研究發(fā)現(xiàn)導(dǎo)致運(yùn)動(dòng)員在人工草皮與天然草皮出現(xiàn)非接觸性損傷的原因主要有生物力學(xué)因素、比賽和訓(xùn)練的激烈程度、運(yùn)動(dòng)員的心理準(zhǔn)備狀態(tài)以及運(yùn)動(dòng)員動(dòng)作的合理性幾個(gè)方面.Ford等[24]發(fā)現(xiàn),運(yùn)動(dòng)員在人工草皮上進(jìn)行急轉(zhuǎn)急停時(shí),其足球鞋與草皮間的摩擦力要明顯高于天然草皮.Potthast[25]研究發(fā)現(xiàn),足球運(yùn)動(dòng)員在進(jìn)行射門和帶球轉(zhuǎn)身時(shí),踝關(guān)節(jié)的扭矩在人工草皮上要高于天然草皮.但是學(xué)者M(jìn)cGhie等[26]的研究認(rèn)為,生物力學(xué)因素不是運(yùn)動(dòng)員在不同場(chǎng)地條件下出現(xiàn)非接觸性損傷的主因.他們認(rèn)為在不同場(chǎng)地條件下進(jìn)行比賽和訓(xùn)練時(shí),運(yùn)動(dòng)員在場(chǎng)上運(yùn)動(dòng)的激烈程度、運(yùn)動(dòng)員動(dòng)作運(yùn)用的合理程度以及運(yùn)動(dòng)員的心理準(zhǔn)備狀態(tài)才是運(yùn)動(dòng)員出現(xiàn)非接觸性損傷的主因.Andersson等[27]發(fā)現(xiàn),因?yàn)槁殬I(yè)運(yùn)動(dòng)員經(jīng)常在天然草皮上進(jìn)行訓(xùn)練比賽,所以他們?cè)谌斯げ萜?chǎng)地進(jìn)行訓(xùn)練比賽時(shí),會(huì)被教練員和同伴提醒注意安全,運(yùn)動(dòng)員的心理上會(huì)更加重視,比賽中鏟球等容易導(dǎo)致受傷的危險(xiǎn)動(dòng)作也很少會(huì)運(yùn)用.同時(shí),在人工草皮上所進(jìn)行的比賽往往不是正式或重要比賽,比賽的激烈程度也會(huì)大大降低,因此運(yùn)動(dòng)員出現(xiàn)非接觸性損傷的概率也會(huì)降低.Ronkainen等[28]研究發(fā)現(xiàn),在人工草皮進(jìn)行訓(xùn)練比賽時(shí),運(yùn)動(dòng)員的表現(xiàn)相較于天然場(chǎng)地消極,興奮程度的下降導(dǎo)致其跑動(dòng)積極程度下降.Sassi等[29]研究發(fā)現(xiàn),運(yùn)動(dòng)員在人工草皮上進(jìn)行比賽和訓(xùn)練后的疲勞水平要明顯低于天然草皮,所以運(yùn)動(dòng)員非接觸性損傷出現(xiàn)的概率也明顯降低了.
通過(guò)對(duì)納入的10篇英文文獻(xiàn)進(jìn)行meta分析發(fā)現(xiàn),無(wú)論在比賽環(huán)境下,還是在訓(xùn)練環(huán)境下,人工草皮出現(xiàn)的非接觸性運(yùn)動(dòng)損傷例數(shù)少于天然草皮出現(xiàn)的例數(shù),合并效應(yīng)量OR=0.30,95%CI為0.14~0.60,Z=3.35,P<0.05.不同性別運(yùn)動(dòng)員在人工草皮上進(jìn)行比賽和訓(xùn)練出現(xiàn)的非接觸性運(yùn)動(dòng)損傷均少于天然草皮,合并效應(yīng)量OR=0.18,95%CI為0.10~0.30,Z=6.50,P<0.05.成年和青少年運(yùn)動(dòng)員在人工草皮進(jìn)行比賽和訓(xùn)練的受傷次數(shù)也少于天然草皮,OR=0.23,95%CI為0.13~0.42,Z=4.89,P<0.05.因此,根據(jù)研究文獻(xiàn)中記錄的非接觸性運(yùn)動(dòng)損傷進(jìn)行分析可知,人工草皮出現(xiàn)非接觸性運(yùn)動(dòng)損傷的危險(xiǎn)系數(shù)要低于天然草皮.
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Relationships between different types of football field and non-contact injuries of soccer players:a meta-analysis
XIEChao,JINChengji,ZHANGJun,XIAOFei,WANGZhenya,ZHANGZiyun
(School of Physical Education, Liaoning Normal University, Dalian 116029, China)
By meta-analysis, the study aims to determine if playing or training on artificial turf increase non-contact rate of injuries compared to those on natural grass.The key words are “soccer”“injury”“natural grass”“artificial grass”.By retrieving CNKI,WOS,VIP,WANFANG,Pub Med,OVID,screened 10 English articles.Artificial turf and natural grass increase non-contact rate of injuries in the match group OR=0.29,95%CI (0.10~0.82),Z=2.33,P<0.05;Training group OR=0.30,95%CI(0.10~0.89),Z=2.18,P<0.05;Total OR=0.30,95%CI(0.14~0.60),Z=3.35,P<0.05.Male group OR=0.26,95%CI(0.14~0.47),Z=4.47,P<0.05; Female group OR=0.09,95%CI(0.03~0.24),Z=4.81,P<0.05. Total OR=0.18,95%CI(0.10~0.30),Z=6.50,P<0.05.Adult group OR=0.25,95%CI(0.11~0.56),Z=3.37,P<0.05; Adolescence group OR=0.20,95%CI(0.09~0.47),Z=3.70,P<0.05; Total OR=0.23,95%CI(0.13~0.42),Z=4.89,P<0.05.Athletes with different sexes and ages had less non-contact rate of injuries in artificial turf.The safety coefficient of athletes on artificial turf is higher than that of natural turf.
artificial turf;natural grass;soccer player;non-contact injuries
2016-12-27
國(guó)家體育總局奧運(yùn)攻關(guān)項(xiàng)目(2016HT097)
解超(1984-),男,吉林梅河口人,遼寧師范大學(xué)博士研究生.E-mail:133332426@qq.com
1000-1735(2017)02-0282-07
10.11679/lsxblk2017020282
G843;R873
A