Maryland Older Driver Crashes, 2007-2011 Timot othy hy Kerns ns, - - PowerPoint PPT Presentation

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Maryland Older Driver Crashes, 2007-2011 Timot othy hy Kerns ns, - - PowerPoint PPT Presentation

Sep 19, 2022 270 likes •669 views

Maryland Older Driver Crashes, 2007-2011 Timot othy hy Kerns ns, MS Cindy y Burch ch, MPH Epidemiologist Epidemiologist tkerns@som.umaryland.edu cburch@som.umaryland.edu Available Injury Data Sources in Maryland Police Crash Ambulance

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SLIDE 1

Maryland Older Driver Crashes, 2007-2011

Timot

  • thy

hy Kerns ns, MS Epidemiologist tkerns@som.umaryland.edu Cindy y Burch ch, MPH Epidemiologist cburch@som.umaryland.edu

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SLIDE 2

Hospital Records Autopsy Records Statewide Trauma Registry Ambulance & EMS Logs Police Crash Reports Vital Statistics ED Data MVA Licensing Driver Citations Toxicology

Available Injury Data Sources in Maryland

Motorcycle Safety

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SLIDE 3

Maryland Crash Data 2007 – 2011

  • Statewide Older Driver Crash Summary
  • Older Driver crash & injury characteristics
  • CIREN Case Review
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SLIDE 4

Statewide Older Driver Crash Summary, 2007-2011

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SLIDE 5
  • 11

27 11

  • 11

19 54 54 16 2 37 123 84

  • 25
  • 5

15 35 55 75 95 115 135 %

Licensed Drivers by Age- Percentage of Change 2000-2012

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SLIDE 6

33 7 2 10 4

  • 16
  • 6
  • 1

3 7

  • 13
  • 25
  • 15
  • 5

5 15 25 35 45 % Driver's Age

Percentage of Increase/Decrease of Total Crashes by Age from 2009 to 2011

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SLIDE 7

Statewide Crash Summary, 2007 - 2011

Older Drivers have the lowest crash involvement rate per 10,000 licensed drivers. 258.0 220.4 197.3 175.3 839.8 636.3 0.0 100.0 200.0 300.0 400.0 500.0 600.0 700.0 800.0 900.0 2007 2008 2009 2010 2011

Crash Involvement Rate per 10,000 Licensed Drivers by Driver Age and Year, 2007-2011

Statewide Older Drivers (65+) Younger Drivers (16-20)

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SLIDE 8

Statewide Crash Summary, 2007 - 2011

The Older Driver injury crash involvement rate is almost the same as the statewide rate. 89.1 74.5 86.3 73.0 325.3 250.4 0.0 50.0 100.0 150.0 200.0 250.0 300.0 350.0 2007 2008 2009 2010 2011

Injury Crash Involvement Rate per 10,000 Licensed Drivers by Driver Age and Year, 2007-2011

Statewide Older Drivers (65+) Younger Drivers (16-20)

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SLIDE 9

Statewide Crash Summary, 2007 - 2011

The Younger Driver fatal crash involvement rate has declined over the past 5 years. 1.4 1.1 1.4 1.2 4.3 3.1 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 2007 2008 2009 2010 2011

Fatal Crash Involvement Rate per 10,000 Licensed Drivers by Driver Age and Year, 2007-2011

Statewide Older Drivers (65+) Younger Drivers (16-20)

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SLIDE 10

Total Crashes Total Injury Crashes Total Fatal Crashes 2007 7,357 4,448 71 2011 4,917 4,244 72

  • 33.2%
  • 4.6%

+ 1.4%

2007 & 2011 Comparison of Older Driver Crashes

% Change

(Approx.)

Statewide Older Driver Crash Summary, 2007 - 2011

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SLIDE 11

Average Crash Type Percentages by Age, 2007-2011

4% 28% 10% 9% 22% 5% 4% 9% 1% 8%

Older Driver Crash Types (N=8,483)

Opposite Direction Rear End Left Turn Sideswipe Angle Parked Vehicle Pedestrian/Pedalcycle Fixed Object Run Off Road Other

3% 24% 5% 8% 13% 12% 4% 18% 3% 10%

All Crash Types (N=78,016)

Opposite Direction Rear End Left Turn Sideswipe Angle Parked Vehicle Pedestrian/Pedalcycle Fixed Object Run Off Road Other

Statewide Older Driver Crash Summary, 2007 - 2011

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SLIDE 12

Percentage of Drivers Reported At-Fault by Age Group, 2011

Statewide Older Driver Crash Summary, 2011

N=12,399 N=31,077 N=49,653 N=21,976 N=6,283 N=2,775 N=896

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SLIDE 13

5 8 7 5 5 4 3 2 2 2 2

2 4 6 8 10 %

Driver Impaired as a Contributing Factor of Crash by Age, 2009-2011

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SLIDE 14

6 5 4 3 3 3 3 3 4 4 3

2 4 6 8 %

Aggressive Driver as a Contributing Factor of Crash by Age, 2009-2011

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SLIDE 15

20 16 12 9 8 7 6 5 6 6 6

5 10 15 20 25 %

Speeding as a Contributing Factor of Crash by Age, 2009-2011

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SLIDE 16

49 42 36 31 30 31 34 37 42 49 43

25 30 35 40 45 50 %

Inattentive Driver as a Contributing Factor of Crash by Age, 2009-2011

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SLIDE 17

25,000 50,000 75,000 100,000 40 50 60 70 16-20 21-24 25-34 35-44 45-54 55-64 65-69 70-74 75-79 80-89 90-100 Total Crashes % of Drivers Reported At Fault

Total Crashes v. Reported At Fault by Age, 2009-2011

At Fault Total Crashes

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SLIDE 18

60

63 61 60 59 55 50 48 46 43 47 25 22 22 23 24 27 30 33 35 36 32 7 7 7 7 7 7 8 7 7 7 7

10 20 30 40 50 60 70 %

Intersection Type by At-Fault Driver's Age, 2009-2011

Non-Intersection Intersection Intersection-Related

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SLIDE 19

20 40 60 80 100 120 140 160 180 200 16-20 21-24 25-34 35-44 45-54 55-64 65-69 70-74 75-79 80-89 90-99

Rate per 1,000 Licensed Drivers

Citation Rate by Age, 2009-2011

Belt Use Susp/Rev Impaired Red light Not Auth Fail to Yield Aggressive Expired

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SLIDE 20

Older Driver Fatal Crash & Injury Data

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SLIDE 21

Fatal Crash & Injury Data

Jurisdictional Data

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SLIDE 22

**”N” values represent 2011 figures

Older Driver Data, 2007 - 2011

  • .06%

9% 2% 11% 4% 9% 9% 12% 3% 10% 8% 9% 16% 8% 7% 11% 9% 9% 3% 7% 4% 5% 4%

  • 1%
  • 2%

0% 2% 4% 6% 8% 10% 12% 14% 16% 18%

Percentage

Percent Change in Older (65+) Licensed Drivers by Jurisdiction, 2007 - 2011

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SLIDE 23

Percent Change in Older (65+) Driver Crashes by Jurisdiction, 2007 - 2011

**”N” values represent 2011 figures

Older Driver Crash Data, 2007 - 2011

2% 12%

  • 10%

3% 9%

  • 7%

18%

  • 15%
  • 1%
  • 11%

10% 7% 11%

  • 13%

6% 6%

  • 2%

0%

  • 27%
  • 6%
  • 10%
  • 14%
  • 5%

3%

  • 30%
  • 25%
  • 20%
  • 15%
  • 10%
  • 5%

0% 5% 10% 15% 20%

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SLIDE 24

Number of Older Driver Injury Crashes by Jurisdiction, 2011 (N=4,244)

**Jurisdictions not listed had less than 50 injury crashes

Older Driver Injury Crash Data, 2011

732 677 526 470 412 185 126 123 118 116 108 102 92 85 69 52 51

100 200 300 400 500 600 700 800

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SLIDE 25

Total Number of Older Driver Fatal Crashes by Jurisdiction, 2011 (N=72)

**Jurisdictions not listed had less than 3 fatal crashes

Older Driver Fatal Crash Data, 2011

11 8 8 7 5 4 3 3

2 4 6 8 10 12

Baltimore Montgomery Prince George's Harford Anne Arundel Talbot Carroll Washington

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SLIDE 26

Monthly Data

Older Driver Fatal Crash & Injury Data

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SLIDE 27

Average Older Driver Crash Percentages by Month 2007-2011 (N=10,083) Older Driver Crash Data, 2007-2011

7.5% 6.9% 7.7% 8.2% 8.9% 8.4% 8.0% 8.0% 8.4% 9.5% 9.3% 9.1% 6.0% 6.5% 7.0% 7.5% 8.0% 8.5% 9.0% 9.5% 10.0%

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SLIDE 28

Average Older Driver Injury Crash & Fatal Crash Percentages by Month 2007 – 2011 Older Driver fatal crashes occur more frequently in April, October and November, while injury crashes are consistent from May through December.

Older Driver Fatal Crash & Injury Data, 2007 - 2011

7.1% 6.5% 9.3% 8.3% 8.7% 9.6% 8.6% 6.4% 7.1% 10.7% 7.9% 7.1% 9.9% 8.4% 6% 7% 8% 9% 10% 11% 12% Injury Crashes Fatal Crashes N=4,292 N=79

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SLIDE 29

Fatal Crashes ALL Drivers Fatal Crashes OLDER Drivers Injury Crashes ALL Drivers Injury Crashes OLDER Drivers 1. August April October October 2. July November May May 3. May May June November 4. September June July June 5. November September September September 6. October December August December 7. April August April August 8. June March November July 9. December July December April 10. January February January March 11. March October March January 12. February January February February

Fatal v. Injury Crash Percentage - Comparison by Month & Age, 2007 - 2011

Older Driver Fatal Crash & Injury Data, 2007 - 2011

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SLIDE 30

Day of Week Data

Older Driver Fatal Crash & Injury Data

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SLIDE 31

Older Driver Crash Data 2011 Average Older Driver Crash Percentages by Day of Week 2007-2011 (N=10,083)

14.4% 15.4% 15.9% 16.0% 17.1% 12.1% 9.1% 8.0% 9.0% 10.0% 11.0% 12.0% 13.0% 14.0% 15.0% 16.0% 17.0% 18.0% Monday Tuesday Wednesday Thursday Friday Saturday Sunday

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SLIDE 32

All Older Driver crashes, injury and fatal, are less frequent on the weekends.

Older Driver Fatal Crash & Injury Data, 2007 - 2011

Older Driver Injury Crash & Fatal Crash Percentages by Day of Week, 2007 – 2011

14.7% 15.7% 16.7% 9.6% 10.2% 14.2% 17.8% 11.7% 9% 10% 11% 12% 13% 14% 15% 16% 17% 18% Monday Tuesday Wednesday Thursday Friday Saturday Sunday Injury Crashes Fatal Crashes N=4,292 N=79

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SLIDE 33

Fatal Crashes ALL Drivers Fatal Crashes OLDER Drivers Injury Crashes ALL Drivers Injury Crashes OLDER Drivers 1. Saturday Friday Friday Friday 2. Sunday Thursday Saturday Wednesday 3. Friday Tuesday Thursday Thursday 4. Thursday Wednesday Tuesday Tuesday 5. Wednesday Saturday Wednesday Monday 6. Monday Sunday Monday Saturday 7. Tuesday Monday Sunday Sunday

Older Driver Fatal Crash & Injury Data, 2007 - 2011

Fatal v. Injury Crash Percentage - Comparison by Day & Age, 2007 - 2011

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SLIDE 34

Time of Day Data

Older Driver Fatal Crash & Injury Data

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SLIDE 35

Older Driver Fatal Crash & Injury Data, 2007 - 2011

Older Driver Injury Crash & Fatal Crash Percentages by Time of Day, 2007 – 2011

0% 2% 4% 6% 8% 10% 12% 12:00 AM 1:00 AM 2:00 AM 3:00 AM 4:00 AM 5:00 AM 6:00 AM 7:00 AM 8:00 AM 9:00 AM 10:00 AM 11:00 AM 12:00 PM 1:00 PM 2:00 PM 3:00 PM 4:00 PM 5:00 PM 6:00 PM 7:00 PM 8:00 PM 9:00 PM 10:00 PM 11:00 PM All Crashes Injury Crashes Fatal Crashes N=10,083 N=4,292 N=79

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SLIDE 36

Fatal Crashes ALL Drivers Fatal Crashes OLDER Drivers Injury Crashes ALL Drivers Injury Crashes OLDER Drivers 1. 4-8pm Noon-4PM 4-8pm Noon-4PM 2. 8-Midnight 8-Noon Noon-4pm 8-Noon 3. Midnight-4am 4-8PM 8-Noon 4-8PM 4. Noon-4pm 8-Midnight 8-Midnight 8-Midnight 5. 8-Noon 4-8AM 4-8am 4-8AM 6. 4-8am Midnight-4AM Midnight-4am Midnight-4AM Fatal v. Injury Crash Percentage - Comparison by Time of Day & Age, 2007 - 2011

Older Driver Fatal Crash & Injury Data, 2007 - 2011

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SLIDE 37

Gender Data

Older Driver Fatal Crash & Injury Data, 2007 - 2011

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SLIDE 38

Crash Totals, Injury Crashes & Fatal Crashes by Driver Gender, 2007-2011

Total Crashes: More male Older Drivers are involved in crashes than females.

Older Driver Fatal Crash & Injury Data, 2007 - 2011

Fatal Crashes: More male Older Drivers are involved in fatal crashes than females. Injury Crashes: Gender

  • f Older Drivers

involved in injury crashes is equally distributed.

N=10,578 N=2,474 N=47 59.1% 40.5% 0.4% Male Female Unknown 50.4% 49.5% 0.1% Male Female Unknown 68.4% 31.6% Male Female

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SLIDE 39