The problem is one that may afflict application of linear regression in general, and suggests caution when selecting independent variables for regression analysis on the basis of convenience, rather than relevance to the hypotheses tested.
Statistical significance was set at 0.05 for regression analysis.
Our outcome variables for regression analysis have different statistical distributions.
fOutcome log transformed for regression analysis.
BMI was log-transformed for regression analysis.
Annual rates of decline in stomach cancer mortality from 1980 to 2005 were determined for the Netherlands, United Kingdom, France, and four Nordic countries on the basis of regression analysis.
On the basis of logistic regression analysis with adjustment for sex, age, status of smoking and drinking, smoking level, family history and nationality, only one SNP, i.e. rs12542354, was significantly associated with the susceptibility to NPC in the Guangxi population after correction for multiple comparisons (OR = 1.32, 95 % CI = 1.13-1.54, P = 0.00040; Additional file 1: Table S4).
The association of rs179019 with renal disorder remained significant after adjustment for rs3853839 on the basis of logistic regression analysis (Padjusted = 0.019, OR 2.10, 95% CI 1.13 to 3.93 under the recessive model).
It is emphasized that on the basis of a regression analysis of the data, solvent effects relating to the pre-exponential factor of the electron transfer rate constant can be separated from those for the exponential term.
On the basis of our regression analysis it is difficult to support the view that giant and colossal squid have unusually large eyes for their body size.
