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Table 1 Ward characteristics

From: Frequency and severity of aggressive incidents in acute psychiatric wards in Switzerland

  Participating wards (N = 24) Non-participating wards (N = 58)*
Number of Beds mean (SD) 16.1 (± 2.4) 16.8 (± 4.1)
Nursing staff (FTE) per bed 0.77 (± 2.2) 0.72 (± 2.4)
Proportion of wards always closed 15 (62.5%) 28 (30.4%)
Proportion of wards with ≥ seclusion room 22 (95.7%) 42 (80.8%)
Aggression rated as   
- no/very small problem 0 (.0%)) 10 (17.2%
- small or medium problem 11 (45.8%) 31 (53.4%)
- big/very big problem 13 (54.2%) 17 (29.3%)
Resources for aggression-management rated as   
- sufficient 17 (70.8%) 47 (81.0%)
- unsufficient 17 (29.2%) 11 (19.0%)
  1. * missing information on 5 of the 87 non-participating wards