patwari

my random stuff

Preview 7 vs Preview 8

What happened to the that little boy on the Preview Icon? Preview plays a big part of my workflow for reading and annotating PDF’s stored in Papers 3. I highlight, circle things, and add a lot of text, then all annotations are saved automatically back into the Papers library. Preview and Papers work together more…
π day & RPN Calculator.app

March 14th, or π-day, this year takes on additional numerical significance. Only once in a hundred years we are able to celebrate π to its billionth decimal place. 3.141592653 3/14/15 9:26:53 I wonder if Galileo Galilei geeked out on 3/14/1592 6:53:59. In other mathematically geeky news, while doing several calculations on my Mac I was…
Sample problem answers

Here are the answers from the previous set of sample problems, again thanks to Drs. John and Lynch. Atrial Fibrillation answers Odds and Risk Ratios Screening Tests Practice Final
Sample problems for the test

Hello students, here are a few extra problem sets to help you prepare for the exam. I’ve posted them here so that you can start a discussion amongst yourselves in the comments regarding the answers. Some of you may recognize these as the problem sets from Dr. John’s group. (Thanks Dr. John for creating these…
Risk Ratios and Odds Ratios

Seems that in prior sessions there was some confusion about odds ratios and risk ratios. I made a video to hopefully clear some of that up and explain how I think about them. I also stole the pie graph idea from Anthony J. Viera’s 2008 paper in the Southern Medical Journal. Let me know in…
Odds vs Risk Ratios

Odds ratios and risk ratios always confused me. I never really understood the reason behind having an odds ratio. It is so unintuitive to me, even still. There’s a great article from the Southern Medical Journal that explains it all! Watch the video then read the article. Viera AJ. Odds ratios and risk ratios: what’s…
Drowning

Here are four videos on Drowning. These are also cross-posted on Stella Yiu and my other site, The Flipped EM Classroom. Drowning 01: Pathophysiology Drowning 02: Rescue Drowning 03: Treatment Thanks!
You asked for EBM Handouts… we’d like to make them for you

Dear students, We heard that you would like handouts to go along with the videos. Help us by letting us know what exactly you’d like in these handouts? We obviously cannot type the videos verbatim, but we can provide a summary. Or would you just like the formulas? Here’s a link to a Google Document…
Instructional Scaffolding in the Pre-Brief

students walked into the sim lab like wide-eyed deer in the headlights their performance pretty much mirrored that analogy did they learn anything just by being scared? pre-briefs are defined as short sessions before the simulation set expectations and roles (take this thing seriously) familiarize students with equipment and debrief procedures but teaching doesn’t usually…
Systematic Reviews and Meta-Analyses

Systematic reviews sit atop the evidence-based medicine pyramid as the strongest form of evidence we have. This is so because it incorporates more data than individual studies. To avoid bias in making reviews, the authors need to follow a systematic process. In this video we look at this process the authors would follow and you…