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Statistisch analyseplan.pdf - Steunpunt Milieu en Gezondheid

Statistisch analyseplan.pdf - Steunpunt Milieu en Gezondheid

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App<strong>en</strong>dix 7. <strong>Statistisch</strong> <strong>analyseplan</strong>.doc<br />

1 Doelstelling ......................................................................................................................... 4<br />

2 Refer<strong>en</strong>tiewaard<strong>en</strong> .............................................................................................................. 4<br />

3 <strong>Statistisch</strong>e techniek<strong>en</strong>......................................................................................................... 5<br />

3.1 Exploratieve <strong>en</strong> voorbereid<strong>en</strong>de verwerking<strong>en</strong>................................................................ 5<br />

3.1.1 Beschrijving van de populaties in de verschill<strong>en</strong>de onderzoeksgebied<strong>en</strong>........................ 5<br />

3.1.2 Beschrijv<strong>en</strong>de statistiek voor de merkers.................................................................... 5<br />

3.1.3 Total<strong>en</strong> ................................................................................................................... 5<br />

3.1.4 Interpretatie van ruwe gegev<strong>en</strong>s............................................................................... 6<br />

3.1.5 Datareductie............................................................................................................ 6<br />

3.1.6 Datamining ............................................................................................................. 7<br />

3.2 Infer<strong>en</strong>tiële Statistiek ................................................................................................... 7<br />

3.2.1 (Niet-gecorrigeerde) gebiedsvergelijking<strong>en</strong> (onderzoekshypothes<strong>en</strong> 1 <strong>en</strong> 2).................. 7<br />

3.3 Regressie.................................................................................................................... 8<br />

3.3.1 E<strong>en</strong>voudige Regressie .............................................................................................. 8<br />

3.3.2 Meervoudig Regressie ............................................................................................ 10<br />

3.4 Gebiedsverschill<strong>en</strong> voor de continue merkers ............................................................... 11<br />

3.4.1 Response .............................................................................................................. 11<br />

3.4.2 Gecorrigeerde gemiddeld<strong>en</strong> .................................................................................... 11<br />

3.4.3 Gebiedsverschill<strong>en</strong> ................................................................................................. 13<br />

3.4.4 Verschill<strong>en</strong> tuss<strong>en</strong> de gebied<strong>en</strong> ............................................................................... 13<br />

3.5 Gebiedsverschill<strong>en</strong> voor de binaire merkers.................................................................. 13<br />

3.5.1 Gecorrigeerde proporties ........................................................................................ 13<br />

3.5.2 Gebiedsverschill<strong>en</strong> ................................................................................................. 14<br />

3.5.3 Verschill<strong>en</strong> tuss<strong>en</strong> de gebied<strong>en</strong> ............................................................................... 14<br />

3.6 Andere verklar<strong>en</strong>de parameters .................................................................................. 15<br />

3.6.1 Confounding.......................................................................................................... 15<br />

3.6.2 Andere covariat<strong>en</strong>.................................................................................................. 15<br />

3.7 Modelbouw ............................................................................................................... 16<br />

3.7.1 Selectie van e<strong>en</strong> goed model. ................................................................................. 16<br />

3.7.2 Multicollineariteit.................................................................................................... 16<br />

3.7.3 Modelvalidatie ....................................................................................................... 16<br />

3.8 Meervoudig toets<strong>en</strong> ................................................................................................... 16<br />

3.9 Model met meerdere blootstellingsmerkers .................................................................. 16<br />

4 Dosis-effect relaties ........................................................................................................... 17<br />

5 Bijkom<strong>en</strong>de verwerking<strong>en</strong> .................................................................................................. 17<br />

5.1 Het industriegebied.................................................................................................... 17<br />

5.2 Verbrandingsov<strong>en</strong>s .................................................................................................... 18<br />

5.3 Perc<strong>en</strong>tiel 90 ............................................................................................................. 18<br />

6 Indicator<strong>en</strong> ....................................................................................................................... 19

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