Major causes of bicycle accidents

Here is the results of a 2002 study in Long Beach, the 5 main causes of bicycle accidents:

1.   Bicyclist riding on the wrong side of the road against oncoming traffic;
2.   Bicyclist making an unpredictable and hazardous move (e.g., darts in front of a moving vehicle);
3.   Bicyclist running a stop light or stop sign;
4.   Motorist running a stop light or stop sign; or
5.   Motorist making a right or left turn in front of a moving bicycle.