Class PLACEBO-OR-SHAM

Parent class: Intervention

Subclasses:

Documentation: "Placebo-treatment: Administration of an inactive substance that looks the same as, and is given the same way as, an active drug being tested."

Template Slots
Slot name Documentation Type Allowed Values/Classes Cardinality Default
similarity-to-exp-intervention "A description of how the placebo is or is not similar to the experimental intervention in taste, color, texture, etc. as applicable." STRING   0:1  
intervention-duration "The DURATION describing how long the intervention lasted, from the intervention-start TIMEPOINT. Either this slot or |intervention-end| should be used, together with |intervention-start| to describe the time interval during which the intervention is administered." Instance Duration 0:1  
intervention-logic-or-step "Specifies the intervention actions to be performed. Actions can be a single step or if more than one step, those steps must be collected into an INTERVENTION-LOGIC class that specifies how the multiple steps are to be executed (e.g., chain, option, branch, or conditional)." SYMBOL Intervention-step Intervention-logic 1:*  
term-information "Pointer to a UMLS preferred term or terms, if available, that capture the major clinical concepts in this data class (e.g, diabetes mellitus)." Instance Term-information 1:*  
description   STRING   0:1  
intervention-end "The TIMEPOINT describing when the intervention ended. Either this slot or |intervention-duration| should be used, together with |intervention-start| to describe the time interval during which the intervention is administered." Instance Timepoint 0:1  
name "A 'pretty name' for referring to this entity." STRING   0:1  
description-of-intervention   STRING   0:1  
intervention-start "The TIMEPOINT describing when the intervention began." Instance Timepoint 0:1  
protocol-changes   Instance Protocol-change    
roles "Tells which class and slot will take instances of this class depending on the role of the instance. The format is (role OWNER-CLASS |owner-slot|) e.g., if this class is DATE and the instance's role is recruitment-start-date, (recruitment-start-date RECRUITMENT |start-date|) tells us that this instance of date should be the value of the slot |start-date| in an instance of class RECRUITMENT." SYMBOL   0:1  

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Generated on Mon Dec 15 11:40:40 2008