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Statistik, 15th Edition
book

Statistik, 15th Edition

by Joachim Hartung, Bärbel Elpelt, Karl-Heinz Klösener
January 2012
Intermediate to advanced content levelIntermediate to advanced
1178 pages
51h 43m
German
De Gruyter Oldenbourg
Content preview from Statistik, 15th Edition
932 Kap. XV: Meta-Analyse
Tab. 14: Beispiel kombinierter Hazard Ratio, Hilfsgrößen im FE-Modell
Studie j
vj = 1/3?
d* = Vj/VE
dfyj
diy?
1
16 0.57 0.6954 23.8144
2
4.726
0.169
0.1234
2.5185
3 7.306
0.261 0.2558 7.0157
D
28.031
1
1.0746 33.3486
Mit Q
c
= Σ
v
jYj
?
- (Σ VjYj)
Σ
= 33.3486 - 907.34/28.031 = 0.97667 und
= 331.698 ergibt sichr den DerSimonian-Laird Schätzer der Wert:
*DSL - (Qc - 2) ·
2 2
= (Qc - 2) · 0.062 = -0.0612.
Der positive Schätzerr τ
2
ergibt sich zu:
?HAR = J- =
0
·
01156
·
(v|-Evf) [Qc + 4]
Damit berechnen wir die neuen Gewichte:
Wj = l/(?£
AR
+ 3f), WE = = 24.71992, c* = Wj/W
E
,
und im Random Effects Modell erhalte ...
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Publisher Resources

ISBN: 9783486590289