Or, the point is that you could survey for blood oxygen levels as a proxy for the wet testing that isn't available. Given severe lung damage from even mild cases, it might also proxy for the immune testing that still isn't available either.
-- rec -- On Fri, Apr 24, 2020 at 12:08 PM Edward Angel <an...@cs.unm.edu> wrote: > The point is that if you check your blood oxygen level you might catch the > problem before it is so bad that you have to be put on a ventilator and > probably won’t survive. > > Ed > _______________________ > > Ed Angel > > Founding Director, Art, Research, Technology and Science Laboratory > (ARTS Lab) > Professor Emeritus of Computer Science, University of New Mexico > > 1017 Sierra Pinon > Santa Fe, NM 87501 > 505-984-0136 (home) an...@cs.unm.edu > 505-453-4944 (cell) http://www.cs.unm.edu/~angel > > On Apr 24, 2020, at 9:46 AM, <thompnicks...@gmail.com> < > thompnicks...@gmail.com> wrote: > > Remind me, someone. Why are we all buying oximeters? I thought the > burden of the Times article was that IF you are sick from a “cold”, don’t > wait to test your O2 levels until you EXPERIENCE difficulty breathing, > because by then it might be too late. Do you all have colds? I suppose, > given that it takes Amazon six weeks to get one, you are wise to get a jump > on it. > > Nick > > Nicholas Thompson > Emeritus Professor of Ethology and Psychology > Clark University > thompnicks...@gmail.com > https://wordpress.clarku.edu/nthompson/ > > > *From:* Friam <friam-boun...@redfish.com> *On Behalf Of *Roger Critchlow > *Sent:* Friday, April 24, 2020 9:40 AM > *To:* The Friday Morning Applied Complexity Coffee Group < > friam@redfish.com> > *Subject:* Re: [FRIAM] New information on COVID-19 > > > > On Thu, Apr 23, 2020 at 8:32 PM Roger Critchlow <r...@elf.org> wrote: > > > I wonder if any of those cell phone pulsimeters could be upgraded to > oximeters with some calibration? > > > There are a bunch of cell phone pulse oximeter apps that use the cell > phone flash and camera, but I don't get the feeling that they've been > calibrated much. It's a lot easier to write the code, call it > entertainment, and reap the ad revenues that to actually determine what the > measurement means in the general population. Some apps have even added > some of the other pulse oximeter functions, perfusion, respiratory pleth, > Then, again, https://www.ncbi.nlm.nih.gov/pubmed/2921597 says > "Smartphone-based > pulse oximetry is not inferior to standard pulse oximetry in pediatric > patients without hypoxia. Reliability was superior for PBA compared with > CBA, with more precise agreement for the PBA compared with the CBA. Future > studies should test pulse oximetry apps in a hypoxic pediatric > population." That was published in 2018. > > There's an interesting series of press releases from UIUC claiming that > measuring someone's gait (with cellphone accelerometers) over a 6 minute > walk is enough to get a good estimate of O_2 saturation, because people who > aren't getting enough O_2 apparently walk funny. > > Here's an android app on github, > https://github.com/YahyaOdeh/HealthWatcher, with some more method > references, the https://github.com/topics/spo2 listing has a bunch of > arduino projects, too. > > -- rec -- > .-. .- -. -.. --- -- -..-. -.. --- - ... -..-. .- -. -.. -..-. -.. .- ... > .... . ... > FRIAM Applied Complexity Group listserv > Zoom Fridays 9:30a-12p Mtn GMT-6 bit.ly/virtualfriam > unsubscribe http://redfish.com/mailman/listinfo/friam_redfish.com > archives: http://friam.471366.n2.nabble.com/ > FRIAM-COMIC http://friam-comic.blogspot.com/ > > > .-. .- -. -.. --- -- -..-. -.. --- - ... -..-. .- -. -.. -..-. -.. .- ... > .... . ... > FRIAM Applied Complexity Group listserv > Zoom Fridays 9:30a-12p Mtn GMT-6 bit.ly/virtualfriam > unsubscribe http://redfish.com/mailman/listinfo/friam_redfish.com > archives: http://friam.471366.n2.nabble.com/ > FRIAM-COMIC http://friam-comic.blogspot.com/ >
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