方法用离子电析法测定离子钙和用终点法测定总钙。
Methods Calcium ions was set out by ions electrode technique and total calcium was set out by end-point technique.
结论：集合菌斑中总钙含量与龋患程度具有一定的相关性，可为预测龋病易感性提供参考。
Conclusion: Calcium content in whole plaque has a certain correlation with the severity of caries, and it may be used as an indicator for forecasting caries susceptibility.
比较各组血清总钙水平、不同血钙水平、多器官功能障碍综合征（MODS）发生率及死亡率。
The blood calcium level of each group, the incidence and fatality of multiple organ dysfunction syndrome(MODS) on different blood calcium level were compared.
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