Individual and environmental factors associated with death of cyclists involved in road crashes in Spain: a cohort study
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Molina Soberanes, Daniel; Martínez Ruiz, Virginia Ana; Lardelli Claret, Pablo; Pulido Manzanero, José; Martín de los Reyes, Luis Miguel; Moreno Roldán, Elena; Jiménez Mejías, EladioEditorial
BMJ
Fecha
2019Referencia bibliográfica
Molina-Soberanes D, Martínez-Ruiz V, Lardelli- Claret P, et al. Individual and environmental factors associated with death of cyclists involved in road crashes in Spain: a cohort study. BMJ Open 2019;9:e028039
Patrocinador
This work was partially supported by the National Council of Science and Technology of Mexico [doctorate grant number 410668].Resumen
Objective To quantify the magnitude of associations
between cyclist fatalities and both cyclist and environment
related characteristics in Spain during the first 24 hours
after a crash. Results Non-use of a helmet was directly associated with
death (IDR 1.43, 95% CI 1.25 to 1.64). Among other cyclist
characteristics, age after the third decade of life was also
directly associated with death, especially in older cyclists
(‘over 74’ category, IDR 4.61, 95% CI 3.49 to 6.08). The
association with death did not differ between work-related
cycling and other reasons for cycling.
There was an inverse association with death for crashes
in urban areas and on community roads. Any adverse
meteorological condition also showed a direct association
with death, whereas altered road surfaces showed an
inverse association. Crashes during nighttime were directly
associated with death, with a peak between 3:00 and 5:59
am (IDR 1.58, 95% CI 1.03 to 2.41).
Conclusions We found strong direct and inverse
associations between several cyclist and environment
related variables and death. These variables should be
considered in efforts to prioritise public health measures
aimed at reducing the number of cycling-related fatalities.