Skip to main content
. 2019 Jul;11(2):233–242. doi: 10.5249/jivr.v11i2.1162

Table 4. Haddon’s Matrix for DBRTI.

Human Environment
Agent/Carrier Social Physical
Pre-event Qatari, Expatriate, Age, Sex, Nature of use [commute, commerce, recreation] Visibility [clothing], Co-morbid conditions, Fatigue, Alcohol, Substance/s, Medications, experience, Age/Condition of Bike [brakes, tires] Visibility of bike-reflectors, Size of bike/rider Bike safety awareness, soci-economic status- affordability of helmet, biking ‘culture’, assault risk? Temperature, lighting, time of day,visibility – sandstorm, dust, fog, designated bike lane, mixing of road user types, traffic flow, volume and speed, road surface
Event Protective gear [helmet, clothing] Helmet laws,attitude to cyclists, incentives for helmet use? traffic flow, volume and speed, road type- rural/urban
Post-event Biking alone, Mobile phone, Self-care – 1st Aid EMS, Rehab, Trauma Center traffic flow, volume and speed [re-injury], road type- rural/urban