A detector based on multivariate analysis of different frequency components of a signal may be more effective than single-band filtering in discriminating between local and distant electrical activity in the heart, especially when those components have very different magnitudes.
A multivariate analysis of different risk factors was conducted using the Cox proportional hazard model.
Regarding multivariate analysis, two different models were performed, not including or including the days on mechanical ventilation in the model.
Multivariate analysis of different prognostic factors in HER2+ and HER2- subsets indicated that grade is the most important factor, followed by nodal status, lymphoid infiltration and tumor size in HER2-negative breast carcinomas, whereas nodal status was the most important prognostic factor, with tumor size showing only borderline significance, in the HER2-positive group.
Multivariate analysis suggested that different M1 subcategories showed significant difference regarding OS [M1b vs. M1a: hazard ratio (HR) = 1.69, 95% confidence interval (CI) = 1.16 2.48, P = 0.007; M1c vs. M1a: HR = 2.64, 95% CI = 1.75 3.98, P < 0.001] (Table 5).> -wrap-foot>> -wrap-foot> UICC International Union Against Cancer, HR hazard ratio, CI confident interval.
A cluster multivariate analysis identified three different rootstock pairs with similar effects on plant growth, yield and fruit quality of 'Okitsu' mandarin.
Multivariate analysis confirmed that different seagrass habitat types support distinct macrofaunal assemblages in each inlet and position on the shore was identified as the single most important variable explaining dissimilarities in assemblage compositions.
Multivariate analysis revealed that different trajectories describe bone size and shape development.
Multivariate analysis showed many different factors were associated with the risk of catheter infection, catheter dysfunction and central vein stenosis.
Various clinicopathologic variables were analyzed by univariate and multivariate analysis in the different subtypes of breast cancer.
