Copyright © 2014 John Wiley & Sons, Ltd. Each kappa should be considered and interpreted based on the context of the data being analysed. Other statistics such as the proportion of concordance, maximum attainable kappa and prevalence and bias adjusted kappa should be considered to indicate how well the kappa statistic represents agreement in the data. The statistic is highly sensitive to the distribution of the marginal totals and can produce unreliable results. The kappa statistic is used as a measure of agreement. It is often of interest to measure the agreement between a number of raters when an outcome is nominal or ordinal. Designed for sensitive ceramics like lithium disilicate and layered zirconia, TTC Mode has become the go-to program type for Zirconia full arch layering, staining and glazing firing.The disagreeable behaviour of the kappa statistic. These program types allow linear cooling prior to the “Open time” portion of programs. Zubler calls the technology provided in their VARIO 230 oven line “Z-120 Technology”. Full arches can be placed anywhere, multiple units can be placed across the tray and processed without fear. While their VARIO PRESS 330eZR pressing ovens feature optimized heating elements and chamber designs specifically suited for pressable rings and ceramic firing capabilities, the VARIO 230 series optimizes the chamber for homogeneity and consistent temperature across the entire firing tray! No matter where work is placed on the firing tray the results are the same. Besides the obvious notables, such as the high impact touch glass and USB port Zubler is the first oven producer to specifically design their chambers to optimize their function. The features of the latest line of Zubler VARIO ceramic ovens provide the capabilities that many dental professionals have come to acknowledge as an incomparable value. The VARIO line of ceramic ovens from Zubler have become widely respected for their quality, longevity and relevant capabilities. New for 2022, Zubler has updated the VARIO line of ovens with a touch display! Still tough, the new displays allow for quicker information load and retrieval.
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