Tabulating zero frequencies in Stata
I had an annoyingly simple Stata question this afternoon which I couldn’t find an answer to on any of the usual forums. …
An open source site for systematic reviews
Today saw the launch of a fab website called Randomise Me that “is a platform that enables individuals and organisations to run …
The End of Data Collection – so what happens next?
Now that we’ve entered the summer term it’s time to stop collecting the weekly school absence data. Did I just hear a …
Investigating the epidemiology of flu, Big Brother style
In these LabLogs I’ve talked endlessly about how we can’t predict the start of an influenza outbreak. Despite this, you might be …
EvidenceLive – a guide to twitter
I’ve been at the EvidenceLive conference the last couple of days hearing from the great and the good about evidence-based healthcare. Whilst …
The Bigger Picture
The flu season has been as unpredictable as ever this year; in this blog Dr Rob looks at data from the UK …
The week four blip
In week four there was an increase in the number of school absences, similar to a peak just before the Christmas holiday. …
Drawing DecipherMyData graphs – proceed with caution.
The way a graph is drawn can have a big influence on how the results are interpreted. In this lab log Dr …
Deciphering the data – influences of other viruses on absence levels
Infections other than flu could influence the school absence data. In this post, Dr Rob looks at whether two other common viruses …
Missing data – the silent problem that’s finally causing a noise
Systematic reviews of research give more reliable evidence of the benefits and risks of treatments, yet they are often hampered by missing …