青少年颌面部x线影像测量数据在法医鉴定中的应用方法分析

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1、山西医科大学硕．J：学位论文disc曲lin锄t．TIlereisav撕able(1n(MP·FHfacialaIlgle))inthein仃oduceddiscriminantfonIlulation．TheVarianceanalyticalresultofthe帅icaldiscriminantequationshows，theEigenValue，tllerateofsquaresum锄ongclaLssandsumofsq吣s、Ⅳitll掣．oupsis1．015，Canonicalcorris0．821，aIldthe九valueofWilksisO．485．Th

2、roughris24．22，P

3、一12，Yl-一O．156，Y2=0．095，somiscrimin枷criticalValueYc=(Yl+Y2)／2=·O．0305．BecauseofYl

4、odofCross-Validated(a)tomakeVerifieddiscriminantfortheda协of273铲oupsusedintheresearch，metotaldiscriminantcoinciderateis75．46％．Then啪berofmaleisl03，iIlwmchthen啪beridentifiedco盯ectlyis80，andtheco盯ectrateis77．67％．111en啪beroffemaleis170．锄dthecorrectrateis74．12％．2Theestablishmentofthemethodofstatu

5、I-eestimationHeightisregardedaSYalldl5inductorsareXl-X5respectiVely，tIlenusingSPSS15．0sofhⅣare锄dadoptiIlgstepwi∞t0makelinearre伊essionanalysis．11leresultshows，∥=0．053，F=7．992byVariaIlcea11alysis，锄dithaSs协tiStical(P

6、oneq删ionofsta：tureestimationis：Y=132．38l+0．183X13+o．178X12．ChaIlgingtheorigimldataint0log撕tllITlic觚duSingSPSS15．0somVareagainnlenadoptingst印埘Setomake1inearregression锄alysis，theresultShowsRz=0．080，F=12．317byVarianCeanaJysis，孤dithaSs

7、catiStical(P

8、ucedmotheeq删ion，aIldmeregressionequationofagceStimationis：Y=50．540+18．820X13+5．776X12．，nleresultsho、ⅣsttlattherelatioIlSllipbcIt、№en让Ieteenagers’agesa11dl-Tor1．NBangle(ortlleirlogarithInic)ispositiveco盯elation．Ttle缸1ctionof■T觚gleexceeds1．NBangle．3Theesta