Table 2

Descriptive statistics of the study sample
Total sample Inselspital Bern, University Hospital University Hospital Basel
Cardiovascular surgery Orthopedic surgery Internal medicine
Nurses N = 273 n = 69 n = 69 n = 135
Female (%) 86.7 92.3 91.2 90.5
Age (years), Median (IQR) 35 (20) 36 (22) 33 (15) 39 (20)
Number of years working
  In the unit, Median (IQR) 5 (11) 6 (7) 6.5 (6) 11 (14)
  As nurse, Median (IQR) 9 (17) 10 (13) 8 (11) 14 (18)
Physicians N = 46 n = 10 n = 17 n = 19
Female (%) 28.3 20 11.7 39.5
Age (years), Median (IQR) 34 (4) 32 (7) 35 (7) 33 (4)
Number of years working
  In the unit, Median (IQR) 1 (1.5) 1.6 (1.5) 2.5 (3) 1 (.75)
  As physican, Median (IQR) 5.5 (4) 7.7 (9) 7.5 (5) 4.5 (4)

IQR = Interquartile range.

Zimmermann et al.

Zimmermann et al. BMC Health Services Research 2013 13:347   doi:10.1186/1472-6963-13-347

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