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Table 2 Emergency department visits characteristics for presenting complaint at triage registration

From: Diagnostic anticipation to reduce emergency department length of stay: a retrospective cohort study in Ferrara University hospital, Italy

Visits characteristics

NON-DA

DA

p-value†

Chest pain, n

530

668

 

 LOS (min), mean (SD)

345 [157]

327 [123]

0.024

 Age (years), mean (SD)

60.0 [18.2]

57.5 [19.6]

0.024

 Sex (male), %

51.1

48.1

0.29

 NEDOCS (score), mean (SD)

127 [59]

157 [67]

< 0.001

 Number of imaging tests, mean (SD)

1.9 [0.9]

1.9 [1.0]

0.60

 Blood tests (at least 1), %

97.4

100.0

< 0.001

 Number of specialist consultations, mean (SD)

0.15 [0.02]

0.14 [0.01]

0.56

 Priority color code (yellow), %

84.2

82.8

0.53

 Physicians decision (hospitalization), %

18.3

14.1

0.047

Abdominal Pain, n

846

700

 

 LOS (min), mean (SD)

341 [167]

356 [149]

0.053

 Age (years), mean (SD)

57.0 [22.3]

56.8 [22.2]

0.88

 Sex (male), %

42.3

40.4

0.47

 NEDOCS (score), mean (SD)

127 [58]

145 [61]

< 0.001

 Number of imaging tests, mean (SD)

1.8 [1.0]

1.9 [0.9]

0.46

 Blood tests (at least 1), %

92.6

100.0

< 0.001

 Number of specialist consultations, mean (SD)

0.29 [0.02]

0.29 [0.02]

0.75

 Priority color code (yellow), %

51.5

56.3

0.06

 Physicians decision (hospitalization), %

28.6

27.3

0.57

Non-traumatic bleeding, n

301

179

 

 LOS (min), mean (SD)

304 [147]

337 [166]

0.023

 Age (years), mean (SD)

67.9 [20.2]

73.4 [16.5]

0.002

 Sex (male), %

61.8

53.6

0.08

 NEDOCS (score), mean (SD)

129 [58]

143 [68]

0.016

 Number of imaging tests, mean (SD)

1.3 [0.6]

1.4 [0.7]

0.77

 Blood tests (at least 1), %

86.4

100.0

< 0.001

 Number of specialist consultations, mean (SD)

0.49 [0.03]

0.40 [0.04]

0.09

 Priority color code (yellow), %

50.4

62.6

0.004

 Physicians decision (hospitalization), %

26.6

35.8

0.034

  1. Abbreviations: DA = Diagnostic Anticipation; LOS = Length of Stay; SD = Standard Deviation; NEDOCS=National ED Overcrowding Study Score [15] at triage registration; min = minutes
  2. †calculated through Pearson’s χ2 test for categorical variables and T-Student test for continuous variables