2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Nyob rau hauv GRADE mus kom ze rau qhov zoo ntawm cov pov thawj, randomized sim yam tsis muaj kev txwv tseem ceeb ua pov thawj zoo. Cov kev tshawb fawb soj ntsuam yam tsis muaj lub zog tshwj xeeb lossis cov kev txwv tseem ceeb yog cov pov thawj tsis zoo. Cov kev txwv lossis qhov tshwj xeeb muaj peev xwm, txawm li cas los xij, hloov cov pov thawj zoo.
Cov pov thawj zoo yog dab tsi?
Cov pov thawj zoo qhia txog qhov kev ntseeg siab ntawm kev kwv yees ntawm cov txiaj ntsig yog txaus los txhawb ib qho kev pom zoo.
Kev kawm tsis zoo yog dab tsi?
Tsis zoo / kev ntseeg siab: Kev tshawb fawb ntxiv yog yuav muaj qhov cuam tshuam tseem ceeb rau peb txoj kev ntseeg siab hauv kev kwv yees ntawm cov txiaj ntsig thiab zoo li yuav hloov pauv qhov kwv yees. Tsis tshua muaj txiaj ntsig / kev ntseeg siab: Peb tsis paub meej txog qhov kwv yees.
Qib pov thawj zoo yog dab tsi?
GRADE muaj plaub theem pov thawj - tseem hu ua qhov tseeb ntawm cov pov thawj lossis cov pov thawj zoo: qis heev, qis, nruab nrab, thiab siab(Table 1). Cov ntaub ntawv pov thawj los ntawm randomized tswj kev sim pib ntawm qhov ua tau zoo thiab, vim tias qhov seem tsis txaus ntseeg, cov pov thawj uas suav nrog cov ntaub ntawv soj ntsuam pib ntawm qhov tsis zoo.
Yuav ua li cas cuam tshuam cov pov thawj zoo?
Peb npaj rau 6 yam uas tuaj yeem txo cov pov thawj zoo (theem ntawm kev tshawb nrhiav, kev txwv kev kawm, tsis sib xws, tsis ncaj ncees, tsis ncaj ncees, kev tsis ncaj ncees rau kev tshaj tawm) thiab ob yam uas tuaj yeem nce ntxivnws (nruab nrab lossis loj npaum li cas, raug- teb gradient).
Pom zoo:
Yuav ua li cas ua pov thawj ua ntej ntawm cov pov thawj?
Kev xav ntawm cov pov thawj yog ib hom pov thawj cov qauv siv hauv lub nra ntawm kev tshuaj xyuas pov thawj. Raws li tus txheej txheem preponderance, lub nra ntawm cov pov thawj yog ntsib thaum tog nrog lub nra qhia tus neeg nrhiav qhov tseeb tias muaj ntau dua 50% qhov kev thov yog qhov tseeb.
Vim li cas cov pov thawj yuav tsum ua pov thawj?
Zaj qhov tseeb tsim muaj qhov tseeb ntawm lwm qhov tseeb. Lawv yog cov teeb meem ntawm cov pov thawj uas ua rau muaj ib yam dab tsi tshwm sim ntau dua los yog tsawg dua qhov nws yuav yog yam tsis muaj lawv. Lawv raug lees paub los ua pov thawj thiab pab lub tsev hais plaub hauv kev daws teeb meem zaum kawg ntawm qhov teeb meem tsis sib haum xeeb.
Puas yog pov thawj uas tsis pom zoo lossis tsis pom zoo nrog kev sib cav?
Cov lus foob: Ib qho kev thov uas tsis pom zoo lossis tsis pom zoo nrog qhov thesis / thov. (Qhov no yuav yog tus neeg tawm tsam qhov kev xav.) Rebuttal: Cov pov thawj uas tsis pom zoo lossis tsis pom zoo rau qhov kev foob foob. (Nov yog qhov uas tus menyuam kawm ntawv teb rau tus yeeb ncuab thiab qhia tias vim li cas lawv qhov kev sib cav tsis muaj zog.
Vim li cas thiaj tsis muaj pov thawj pov tseg hauv hnab?
Cov pov thawj tua hluav taws feem ntau yog sau rau hauv huab cua nruj, huv si cov kaus poom hlau. Tsuas yog cov hmoov qhuav ntau yuav tsum tau sau thiab khaws cia rau hauv hnab yas. … Cov dej noo tso cai rau kev loj hlob ntawm cov kab mob uas tuaj yeem rhuav tshem lossis hloov cov pov thawj.
Tus pov thawj tawm hauv lub pov thawj hwj li cas?
Ib tug pov thawj lub sab hauv "kev pov thawj" yeej hloov tsis tau, tiam sis nws tuaj yeem tawm ntawm txoj haujlwm ntawm kev ua pov thawj thiab raug tso tawm ntawm nws txoj haujlwm. Qhov no tuaj yeem ua tiav ntawm ntau txoj hauv kev, ib qho yog taug kev yooj yim.
