Results 191 to 200 of about 9,141 (240)

Effect of PEEP mask on cough in patients with tracheobronchomalacia. [PDF]

open access: yesBMC Pulm Med
McCravy M   +10 more
europepmc   +1 more source

Challenges for predicting oxygen response in OSA. [PDF]

open access: yesAm J Respir Crit Care Med
Harding CD   +8 more
europepmc   +1 more source

Collapsibility for Directed Acyclic Graphs

open access: yesScandinavian Journal of Statistics, 2009
Collapsibility means that the same statistical result of interest can be obtained before and after marginalization over some variables. In this paper, we discuss three kinds of collapsibility for directed acyclic graphs (DAGs): estimate collapsibility ...
ZHI GENG   +3 more
exaly   +2 more sources

Consecutive Collapsibility of Odds Ratios over an Ordinal Background Variable [PDF]

open access: yesJournal of Multivariate Analysis, 2001
G. R. Ducharme and Y. Lepage (1986, J. Roy. Statist. Soc. Ser. B 48, 197-205) presented the strong collapsibility of odds ratio in 2 × 2 × K tables. However, the concept is not suitable for an ordinal background variable since it is meaningless to pool ...
Jianhua Guo, Wing–Kam Fung
exaly   +2 more sources

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