statum | Ruby state machine - Finite state machine for your objects
kandi X-RAY | statum Summary
kandi X-RAY | statum Summary
Finite state machine for your objects.
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Top functions reviewed by kandi - BETA
- Fire the given event .
- Executes a hook
- Checks if the method is missing
- Handles the current state of the given machine .
- Determines whether state is state of state
- Create a new machine
- Define an event .
- Initialize the state machine
- Define a state
- Returns the current value of the current instance .
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statum Examples and Code Snippets
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QUESTION
I read the paper entitled "Recommendations for presenting analyses of effect modification and interaction" published by Knol MJ and VanderWeele TJ Link to download the paper.
I would like to follow their recommendations. I think I get everything to follow their recommendation (1), (2), and (4). However, I do not know how to calculate the measure of effect modification on "additives scale" and "multiplicative scale" using a coxph?
I wrote a simple example.
Can anybody help me out here?
...ANSWER
Answered 2018-Mar-02 at 22:39RERI: Relative excess risk due to interaction is defined in Rothman's Epidemiology an Introduction as:
A multiplicative scale measure of interaction would be defined as:
I'm using RR to refer to relative risk, but it could be risk difference (RD) instead. If the model using a log-link to transform the outcome like with Poisson regression or Cox models, then the multiplicative scale difference is just the product-term parameter. Similarly, if the identity-link is used like in an additive risk model, the additive scale of interaction is just the product-term parameter. That doesn't mean that multiplicative interactions are not interesting in identity link models, or additive interactions are not interesting in log link models.
With the Cox model, the multiplicative interaction is just the coefficient for the product term. You'd calculate the RERI as:
QUESTION
What I'm trying to do is take a block of html, strip out all the html tags, and put each line of text into a PHP array.
I'm just trying it with one block to test (hence the WHERE ID = '2409'
in my mysql query.
The HTML portion for ID
2409
looks like this:
ANSWER
Answered 2017-May-17 at 14:58Trim doesn't work in place. You want this:
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