Alan Haynes (@aghaynes) 's Twitter Profile
Alan Haynes

@aghaynes

Statistician working in clinical trials in Switzerland, likes wildlife, ale, OFAH and more

ID: 525654957

calendar_today15-03-2012 19:04:16

888 Tweet

110 Followers

193 Following

Alan Haynes (@aghaynes) 's Twitter Profile Photo

I might be wrong... but I'm pretty sure the 1st of January was a Saturday, not a Sunday as #RStats #lubridate seems to think... or is something else going on?

I might be wrong... but I'm pretty sure the 1st of January was a Saturday, not a Sunday as #RStats #lubridate seems to think... or is something else going on?
Alan Haynes (@aghaynes) 's Twitter Profile Photo

New #rstats 📦on CRAN - accrualPlot cran.r-project.org/web/packages/a… makes it easy to create accrual plots for #clinicaltrials and even predict the date at which accrual will be complete. ctu-bern.github.io/accrualPlot/

Alan Haynes (@aghaynes) 's Twitter Profile Photo

#rstats #clinicaltrials how do you go about validating your R envs (for GxP)? I know of this r-project.org/doc/R-FDA.pdf to which Frank Harrell contributed to an early version, but it puts the onus on orgs... any ideas to go further?

Massimo (@rainmaker1973) 's Twitter Profile Photo

Over the course of 3 days scientists pumped 10 tons of cement into an abandoned ant hill. After weeks of digging, the colony’s intricate & impressive structure is revealed. This one [full video, from "Ants! Natures Secret Power": buff.ly/2ICATyB]

Matteo Quartagno (@stats_q) 's Twitter Profile Photo

New paper just out: we tend to always use the Hazard Ratio as population-level summary measure in clinical trials with survival outcomes. Is that always justified? [1/N] @tmorris_mrc Ian White Max Parmar journals.sagepub.com/doi/10.1177/17…