TAILIEUCHUNG - How to Display Data- P19

How to Display Data- P19:The best method to convey a message from a piece of research in health is via a fi gure. The best advice that a statistician can give a researcher is to fi rst plot the data. Despite this, conventional statistics textbooks give only brief details on how to draw fi gures and display data. | Statins No statins 00 NJ Study No. of No. of No. of No. of events patients events patients Boersma et al 2001 11 286 34 997 Abbruzzese et al 2604 4 94 4 95 Kertai et al 2004 6 162 45 408 Conte et al 2005 48 640 65 756 Amareta 2005 0 31 4 100 2005 53 1480 64 1803 al 2005 10 659 0 O Nell-Callahan et al 2905 18 526 Stouten et al 2005 22 226 t n irdet-n m 4 72 t7 0 Overall 95 Cl- 176 4170 429 6834 Odds ratio 95 Cl IO Z o o o a Ft a Figure Forest plot of OR of death or acute coronary syndrome forstatins vs. no stating ini 0 non-cardiac surgery studies investigating the use of statins during the perioperative period to reduce the risk of Reporting study results 83 confidence interval from each study. The forest plot can also be used for displaying the results of different outcomes within the same study provided that they are measured on the same scale see Figures and . Figure is an example of a foreri itot from a mota-onalysio of 10 non-cardiac surgery studiesitivestigating theuse ffsfattnr dmingtlis periopneative pesiof to reduce thenisk odcardádvotastug neatits. Tide ougaometareaehstudy was the OR vfgeatddracufe Cf-ogarysynd-omeforitatigt oSigg etatigi. Figure tonioinsboiO visp iii gal fromeach study are summnriradia hoeizonStl ss wt wlettno gnme oftb -sipg af-tt author the yeanoepubficatínn ttimmarg 1 01 thdtfittmeui effeut and confidence tu l gt tsgpe i s fc j e r tél11 n s t sdagn in the overall meta-amslytielTCcetiim ltgso1 sht treatmeut effscSaegmarUfdby squares andsheasioaioted ufcrstaiptyigowu b horidantst lmfssatemit igg betweentiie upfag agg lowatuoit0slrnee g taav s. oha sis of the block variet 0atwe e studree Sv re Ooct sUeweigl tgi von totachm ahem etaanalysis mvroigfluegSialstdVi1s eavmgtlse t-irger s .

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