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Table 2 Accuracy of ESI-level assignment in four Swiss hospitals

From: Nurses’ accuracy and self-perceived ability using the Emergency Severity Index triage tool: a cross-sectional study in four Swiss hospitals

 

Correct Triage No. (%)

Undertriage No. (%)

Overtriage No. (%)

Chisqb

df

p-value

X 2 =

ESI Overall

1234 (59.6)

554 (26.8)

281 (13.6)

3.88

3

0.27

Hospital A

266 (63.3)

95 (22.6)

58 (13.8)

a

  

Hospital B

228 (58.5)

122 (31.3)

40 (10.3)

   

Hospital C

557 (58.0)

243 (25.3)

160 (16.7)

   

Hospital D

183 (61.0)

94 (31.3)

23 (7.7)

   

ESI 1 Total

177 (42.8)

237 (57.2)

 

38.48

3

0.00

ESI 1 Hospital A

45 (53.6)

39 (46.4)

    

ESI 1 Hospital B

11 (14.1)

67 (85.9)

    

ESI 1 Hospital C

100 (52.1)

92 (47.9)

    

ESI 1 Hospital D

21 (35.0)

39 (65.0)

    

ESI 2 Total

198 (47.8)

208 (50.2)

7 (1.7)

2.11

3

0.55

ESI 2 Hospital A

39 (46.4)

44 (52.4)

0 (0.0)

a

  

ESI 2 Hospital B

42 (53.6)

36 (46.2)

0 (0.0)

   

ESI 2 Hospital C

92 (47.9)

94 (49.0)

6 (3.1)

   

ESI 2 Hospital D

25 (41.7)

34 (56.7)

1 (1.7)

   

ESI 3 Total

351 (72.7)

61 (12.6)

71 (14.7)

4.92

3

0.18

ESI 3 Hospital A

77 (78.6)

9 (9.2)

12 (12.2)

   

ESI 3 Hospital B

61 (67.0)

8 (8.8)

22 (24.2)

   

ESI 3 Hospital C

158 (70.5)

36 (16.1)

30 (13.4)

   

ESI 3 Hospital D

55 (78.6)

8 (11.4)

7 (10.0)

   

ESI 4 Total

290 (70.0)

48 (11.6)

76 (18.4)

7.11

3

0.07

ESI 4 Hospital A

63 (75.0)

3 (3.6)

18 (21.4)

   

ESI 4 Hospital B

62 (79.5)

11 (14.1)

5 (6.4)

   

ESI 4 Hospital C

124 (64.6)

21 (10.9)

47 (24.5)

   

ESI 4 Hospital D

41 (68.3)

13 (21.7)

6 (10.0)

   

ESI 5 Total

218 (63.2)

 

127 (36.8)

24.61

3

0.00

ESI 5 Hospital a

42 (60.0)

 

28 (40.0)

   

ESI 5 Hospital b

52 (80.0)

 

13 (20.0)

   

ESI 5 Hospital c

83 (51.9)

 

77 (48.1)

   

ESI 5 Hospital d

41 (82.0)

 

9 (18.0)

   
  1. Nurses’ accuracy overall, per hospital, and stratified by ESI level when rating case scenarios provided in the ESI implementation handbook. ESI 1—lifesaving intervention required, ESI 2—high risk situation, or confused/lethargic/disoriented, or severe pain/distress, ESI 3 more than one resource needed but vital signs within predefined limits (no danger zone vitals), ESI 4—1 resource needed, ESI 5—no resource needed
  2. a One answer is missing
  3. bTest compared correct versus incorrect frequencies