| Deutsch English Français Italiano |
|
<usuvl5$1kob8$1@dont-email.me> View for Bookmarking (what is this?) Look up another Usenet article |
Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: AMuzi <am@yellowjersey.org> Newsgroups: rec.bicycles.tech Subject: Re: Some traffic stats Date: Thu, 14 Mar 2024 08:55:48 -0500 Organization: Yellow Jersey, Ltd. Lines: 161 Message-ID: <usuvl5$1kob8$1@dont-email.me> References: <ussh2h$10uhk$1@dont-email.me> <ussvnf$142oh$1@dont-email.me> <ust0vb$1490h$2@dont-email.me> <ustspf$1dksi$1@dont-email.me> <mi25vipm9o19j1sgqhqlkbfnfk6q8s1t4b@4ax.com> <usupt7$1jeto$1@dont-email.me> <usurij$1j2af$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Thu, 14 Mar 2024 13:55:49 -0000 (UTC) Injection-Info: dont-email.me; posting-host="9385debcd740697bc857b889c29b06cb"; logging-data="1728872"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+cKHleyjn2ifGldy6XF85R" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:aYGrP2JJjK5dqxwTBRmvl5j2kYM= Content-Language: en-US In-Reply-To: <usurij$1j2af$1@dont-email.me> Bytes: 6823 On 3/14/2024 7:46 AM, Zen Cycle wrote: > On 3/14/2024 8:17 AM, AMuzi wrote: >> On 3/14/2024 12:53 AM, Jeff Liebermann wrote: >>> On Thu, 14 Mar 2024 00:00:45 -0400, Frank Krygowski >>> <frkrygow@sbcglobal.net> wrote: >>> >>>> On 3/13/2024 4:06 PM, Zen Cycle wrote: >>>>> On 3/13/2024 3:44 PM, Frank Krygowski wrote: >>>>>> On 3/13/2024 11:34 AM, AMuzi wrote: >>>>>>> https://www.cityofmadison.com/police/newsroom/incidentreports/incident.cfm?id=30855 >>>>>> >>>>>> From that site: >>>>>> >>>>>> * On average, every day, twenty pedestrians are killed >>>>>> by a moving >>>>>> vehicle in the United States. >>>>>> >>>>>> * Approximately 76,000 pedestrians and 47,000 >>>>>> bicyclists are injured >>>>>> in roadway crashes annually in the United States. >>>>>> >>>>>> I'll note that the figures for pedestrians are far >>>>>> worse than for >>>>>> bicyclists. Yet the general public thinks of bicycling >>>>>> as much more >>>>>> dangerous than walking. >>>>> >>>>> I think if you compare injuries per participants or >>>>> injuries per miles >>>>> traveled, you'll see they're probably correct. >>>> >>>> That's far from certain. >>>> >>>> Powell et. al., “Injury Rates from Walking, Gardening, >>>> Weightlifting, >>>> Outdoor Bicycling and Aerobics”, Medicine & Science in >>>> Sports & >>>> Exercise, 1998, Vol. 30 pp. 1246-9 polled over 5000 >>>> people who had >>>> chosen at least one of those activities for exercise. >>>> One question was >>>> whether the participant had incurred an injury during >>>> the previous month. >>>> >>>> The results: >>>> Weightlifting: 2.4% of participants injured >>>> Gardening or yard work: 1.6% >>>> Aerobic Dance: 1.4% >>>> Walking for exercise: 1.4% >>>> Outdoor bicycling: 0.9% >>> >>> Such surveys require a control group to be valid. I >>> suspect that if >>> someone was able to do NOTHING for one month, they would >>> still have >>> been involved in some kind of accident. >>> >>>> And while injuries =/= fatalities, Dr. John Pucher of >>>> Rutgers has >>>> published (in "Making Walking and Cycling Safer: Lessons >>>> from Europe") >>>> an estimate from U.S. data that bicyclists suffer 109 >>>> fatalities per >>>> billion km ridden. Pedestrians suffer 362 fatalities >>>> per billion km, >>>> three times as bad! >>>> >>>> Pucher's number works out to 5.7 million miles ridden >>>> per fatality for >>>> cyclists, 1.7 million miles walked per fatality for >>>> pedestrians. And >>>> Pucher's later work, as well as other sources, show he >>>> greatly >>>> overstated the bicycling risk. It's now widely accepted >>>> that Americans >>>> ride over ten million miles between fatalities. >>> >>> Americans ride over 10 million miles between fatalities? >>> Most >>> Americans don't ride after their first fatality. The >>> value of >>> exercise after death has been greatly overrated. >>> >>>> British data for decades has consistently found more >>>> pedestrian >>>> fatalities per mile traveled than bicycling fatalities >>>> per mile. AFAIK, >>>> there have been only a couple years in the past 20 where >>>> the reverse was >>>> true. I've also seen Australian data showing the same >>>> result. >>>> >>>> In any case, for most Americans the far bigger danger is >>>> sitting on the >>>> couch. >>> >>> If someone asked you "what is your favorite sport and how >>> many times >>> have you been injured in the previous month", would you >>> produce an >>> accurate number, or would you minimize the number of >>> injuries? My >>> past experience working with such surveys suggests that >>> most people >>> would not admit to an injury. I also find it odd that >>> the survey >>> would ask if "the participant had incurred an injury" >>> instead of >>> asking how many injuries. Why only one month? Were they >>> worried that >>> if they extended the time period to one year, a much >>> larger percentage >>> would probably have been injured at least once. Also, >>> was the month >>> the same for everyone in the survey? I suspect not or >>> the question >>> would have been phrased differently. For cycling, if >>> they selected a >>> month which has a high accident rate, typically when >>> everyone is >>> cycling, the survey results would have been very >>> different had they >>> selected a month with a low accident rate. Time of day >>> when riding >>> would also have had a huge effect on the accident rate. >>> Were riders >>> who died included in the survey? Traditionally, the dead >>> do not >>> answer survey questions. How far did they ride in the >>> month of the >>> survey? If it was rather long distances, the chances of >>> having an >>> accident would be much higher than if they rode short >>> distances. >> >> >> >>> >>> "I suspect that if >>> someone was able to do NOTHING for one month, they would >>> still have >>> been involved in some kind of accident." >>> >> >> https://www.cpsc.gov/s3fs-public/Pool-or-Spa-Submersion-Estimated-Nonfatal-Drowning-Injuries-and-Reported-Drownings-2023-Report.pdf?VersionId=aKdoue0fOpavlEc1E6FBLzYzIAKO8lyW > > Does getting a pedicure count as physical activity? > https://www.linkedin.com/pulse/death-pedicure-dr-mark-hinkes > >> > Odd that you mention pedicures. A good friend, 80 years young, developed an infected ingrown toenail recently after a pedicure and her doc warned those can be deadly if not promptly addressed. -- Andrew Muzi am@yellowjersey.org Open every day since 1 April, 1971