Objective To explore the status and influencing factors of electric bicycle （e-bike）-related traffic injury in Songjiang District of Shanghai， and to provide reference for prevention and control of the injury.

Methods A self-designed questionnaire was used to investigate the community residents over 16 years old who rode e-bike in Songjiang Western Industrial Zone. The survey included general demographic characteristics， physical and psychological conditions， e-bike use， accidents and injuries. Descriptive analysis， chi-square test and Fisher's exact probability method were used to explore the influencing factors of traffic injury by e-bike in Songjiang District.

Results 1 030 questionnaires were distributed and 1 013 valid questionnaires were recovered. The effective rate of the questionnaire was 98.35%. From June 2020 to May 2021， the incidence of e-bike traffic accidents in Songjiang Western Industrial Zone was 17.47% and the incidence of injuries was 12.64%. The difference between e-bike accident group and non accident group was statistically significant （P<0.05） in the following factors： gender， registered residence， educational level， sleeping time， fatigue， violation of traffic regulations including speed limit 25 km‧h^-1 and crossing of red traffic lights， riding after alcohol drinking， riding speed higher than 30 km‧h^-1， riding on the phone， wearing headset， turning without prompting signal， riding on the lane of motor vehicles，and e-bike life. The top three injured body parts were limb pelvis （48.10%）， body surface （27.85%） and head （13.92%）. The nature of injury was mainly contusion / abrasion （82.03%）， followed by fracture （17.19%）.

Conclusion The incidence of e-bike traffic accidents in Songjiang District is high. We should strengthen the traffic safety education of e-bike riders， strengthen the road traffic control， and reduce the occurrence of e-bike road traffic accidents in Songjiang District.