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Table 3 Known-groups validity of the scale(x ± s)

From: Development and psychometric testing of a questionnaire to assess Nurse’s perception of risks during enteral nutrition

Dimensions Education Mann Whitney-U test Departments Mann Whitney-U test
Junior college (n = 62) Bachelor degree and above (n = 290) z p ICU and surgical (n = 265) Internal medicine and Emergency (n = 87) z p
Factor 1 49.83 ± 16.89 53.84 ± 15.49 −2.170 0.030* 52.39 ± 15.08 55.39 ± 17.71 −1.088 0.276
Factor 2 35.58 ± 19.12 41.54 ± 17.23 −2.925 0.003** 39.03 ± 16.82 44.93 ± 19.57 −2.167 0.030*
Factor 3 35.56 ± 17.31 42.57 ± 16.82 −3.391 0.001** 40.05 ± 16.43 45.26 ± 18.51 −2.006 0.045*
Total scale 42.95 ± 16.57 48.01 ± 14.71 −3.024 0.002** 46.05 ± 14.29 50.37 ± 17.20 −1.644 0.100
  1. ** means p<0.01; * means p<0.05. Factor 1: Risks of operation; factor 2: Risks of EN-related adverse events; factor 3: Risks of EN solution selection;x ± s:mean ± SD. EN enteral nutrition