Table 3.

Stepwise logistic regression analysis of factors associated with the occurrence of sharp injuries

Variables	OR	95% CI
Seniority
< 5 years
5~20 years	1.3	(0.5, 3.3)
> 20 years	0.3	(0.1, 0.9)
Training programs
Often	1
Seldom	5.4	(2.4, 12.3)