...
Note |
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If you are not using your own data, information for the login table is obtained from the data provider. Please follow the appropriate procedures to gain clearance to analyse their data. |
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Log in to the remote servers
Note |
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Your login details must be loaded via the |
- Create a variable called
opals
that calls thedatashield.login
function to log into the desired Opal servers. In the DataSHIELD test environmentlogindata
is our login template for the test Opal servers.
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opals <- datashield.login(logins=logindata,assign=TRUE)
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- The output below indicates that each of the two test Opal servers
study1
andstudy2
contain the same 11 variables listed in capital letters underVariables assigned:
.
Code Block | ||||
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> opals <- datashield.login(logins=logindata,assign=TRUE)
Logging into the collaborating servers
No variables have been specified.
All the variables in the opal table
(the whole dataset) will be assigned to R!
Assigining data:
study1...
study2...
Variables assigned:
study1--LAB_TSC, LAB_TRIG, LAB_HDL, LAB_GLUC_ADJUSTED, PM_BMI_CONTINUOUS, DIS_CVA, MEDI_LPD, DIS_DIAB, DIS_AMI, GENDER, PM_BMI_CATEGORICAL
study2--LAB_TSC, LAB_TRIG, LAB_HDL, LAB_GLUC_ADJUSTED, PM_BMI_CONTINUOUS, DIS_CVA, MEDI_LPD, DIS_DIAB, DIS_AMI, GENDER, PM_BMI_CATEGORICAL
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Note |
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In Horizontal DataSHIELD pooled analysis the data are harmonized and the variables given the same names across the studies, as agreed by all data providers. |