Information content of stepped wedge designs with unequal cluster-period sizes in linear mixed models: Informing incomplete designs.
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DOI: 10.1002/sim.8867
Abstract: In practice, stepped wedge trials frequently include clusters of differing sizes. However, investigations into the theoretical aspects of stepped wedge designs have, until recently, typically assumed equal numbers of subjects in each cluster and in… read more here.
Keywords: information; incomplete designs; wedge; cluster period ... See more keywords
Naratriptan May Become an Alternative Prophylactic Option for Patients with Cluster Headache
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DOI: 10.2169/internalmedicine.9091-17
Abstract: Cluster headache (CH), the most common of the trigeminal autonomic cephalalgias and one of the most painful primary headache disorders. It is characterized by attacks of severe, strictly unilateral pain that is commonly retro-orbital, lasting… read more here.
Keywords: medicine; maintenance; treatment; cluster period ... See more keywords