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It is recommended that you familiarise yourself with R first by sitting our Introduction to R tutorial. It also requires that you have the DataSHIELD training environment installed on your machine, see our Installation Instructions for Linux, Windows, or Mac. |
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DataSHIELD support is freely available in the DataSHIELD forum by the DataSHIELD community. Please use this as the first port of call for any problems you may be having, it is monitored closely for new threads. DataSHIELD bespoke user support and also user training classes are offered on a fee-paying basis. Please enquire at datashield@newcastle.ac.uk for current prices. |
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- Use the
ds.classfunction to identify the class (type) of a variable - for example if it is an integer, character, factor etc. This will determine what analysis you can run using this variable class. The example below defines the class of the variableLAB_HDLheld in the assigned data frameD, denoted by the argumentx='D$LABDST$LAB_HDL'.
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ds.class(x='DST$LAB_HDL', datasources = connections) |
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| Code Block | ||
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ds.quantileMean(x='D$LABDST$LAB_HDL', datasources = connections) |
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