Báo cáo khoa học: "Statistics review 8: Qualitative data – tests of association" pot

... 47.9, 156 × (248/1706) = 22.7 Review Statistics review 8: Qualitative data – tests of association Viv Bewick 1 , Liz Cheek 1 and Jonathan Ball 2 1 Senior Lecturer, School of Computing, Mathematical ... (p 1 –p 2 ) + 1.96 × se(p 1 –p 2 ) Where se(p 1 –p 2 ) is the standard error of p 1 –p 2 and is cal- culated as: = = 0.063 Thus, the required confidence interval is –0...

Ngày tải lên: 12/08/2014, 20:20

... Physiology Score. 40302010 0–1 0–2 0–3 0–4 0–5 0 3 2 1 0 –1 –2 – 3 Normal Score Residual 131 Available online http://ccforum.com/content/8/2/130 measure variability. The variance of a set of n values (x 1 , ... data in Table 4. Response is Simplified Acute Physiology Score. 41403938373635 40 30 20 10 0 –1 0 –2 0 –3 0 –4 0 –5 0 Fitted Value Residual Fi...

Ngày tải lên: 12/08/2014, 20:20

... 6 + 2x deviation = y – fitted y = fitted y – mean y = y – mean y 10 22 26 –4 –1 2 –1 6 10 28 26 2 –1 2 –1 0 20 42 46 –4 8 4 20 48 46 2 8 10 19 40 44 –4 6 2 17 48 40 8 2 10 Sum of squares 120 456 576 Table ... ‘residual sum of squares’. This partitioning of the total sum of squares can be presented in an analysis of variance table (Table 5). The total...

Ngày tải lên: 12/08/2014, 20:20

... C-terminal was not cleaved off. The bridges are formed by residues 6 6–9 8 and 16 7–1 98 in SPRK, 6 7–9 9, 16 3–1 94 and 27 7– 281 in VPRK (VPRK numbering) and 3 4–1 23 and 17 8–2 49 in PRK. One of the disulfide bridges ... Faculty of Science, University of Tromsø, Tromsø, Norway 2 Department of Molecular Biotechnology, Faculty of Medicine, University of Tromsø, Trom...

Ngày tải lên: 19/02/2014, 07:20

... literature review of published arti- cles in the prevention of intravascular catheter-related infec- tions. The review was conducted by searching the Medline database of the National Library of Medicine, ... infection, including vancomycin–heparin and vancomycin–ciprofloxacin–heparin solutions [42,44]. Because the use of vancomycin is an inde- pendent risk factor for the acquisi...

Ngày tải lên: 12/08/2014, 20:20

... [19,24]. This effect appears related to the dose of VPA [73]. As acetyl-CoA stores are depleted, the synthesis of NAGA – an important cofactor of CPS I – from acetyl-CoA and glutamate by NAGA synthetase ... Medina JM: Effect of valproate on the metabolism of the central nervous system. Life Sci 1997, 60:1933-1942. 9. Loscher W: Basic pharmacology of valproate: a review a...

Ngày tải lên: 12/08/2014, 22:22

... have written, Review Ethics review: Dark angels – the problem of death in intensive care David W Crippen 1 and Leslie M Whetstine 2 1 Department of Critical Care Medicine, University of Pittsburgh ... cessation of the integrated functioning of the organism as a whole’ [6]. In other words, when the entity that integrates the rest of the organism dies, the organism dies with...

Ngày tải lên: 13/08/2014, 03:20

... the hy- pothesis that “if a candidate occurs frequently in a few documents of a domain, it is likely a term”. Limited distribution information of term candi- dates in different documents often ... Information. In Proc. of CICLing 2007, LNCS 4394: 62 – 74. Li Hongqiao, Chang-Ning Huang, Jianfeng Gao, and Xiaozhong Fan. The Use of SVM for Chinese New Word Identification. In Pr...

Ngày tải lên: 08/03/2014, 01:20

... class of contences could be reduced to entries of the lexicon-gremmr as presented in 1. and 2. We will now give examples of simple sentences that have structures different of the structures of ... properties of French verbs have been limited in terms of the size of sentences, that is, by restricting the type of complements to object complements. We considered 3 main t...

Ngày tải lên: 08/03/2014, 18:20

... [27] DHC3 DHC4 DHC11 DHC3 DHC4 DHC11 – – – – Dynein structure and its force-generating mechanism H. Sakakibara and K. Oiwa 2966 FEBS Journal 278 (2011) 296 4–2 979 ª 2011 The Authors Journal compilation ... motifs of AAA1 by vanadate-mediated photocleavage [80] of the HC of axonemal dynein. Further strong support for a func- tional role of the Walker motif of AAA1 is pro...

Ngày tải lên: 14/03/2014, 22:20