Table 2

Incidence rates


n
Rate per 100 treatment days
95% CI
Rate per bed per year
% of calendar days with ≥ 1 incident

All incidents
760
1.829
1.701 – 1.963
7.08
14.2
Incidents with SOAS-R severity ≥ 9
396
0.950
0.859 – 1.049
3.32
10.0
Physical aggression
403
0.970
0.877 – 1.069
3.77
10.3
Purely Verbal aggression
357
0.859
0.772 – 0.953
3.34
9.3
Physical attacks
252
0.606
0.534 – 0.686
2.35
7.9
Incident requiring treatment of the victim
57
0.137
0.104 – 0.178
0.53
2.3

Abderhalden et al. Clinical Practice and Epidemiology in Mental Health 2007 3:30   doi:10.1186/1745-0179-3-30