Table 4 Potential barriers to use of risk assessment tool and features that make risk assessment tool useful

Potential barriers to use of risk calculator

 The amount of time it takes to use

  Not a barrier

8 (6.7)

7 (9.3)

1 (2.2)

.08

  A small barrier

33 (27.5)

25 (33.3)

8 (17.8)

  A moderate barrier

47 (39.2)

25 (33.3)

22 (48.9)

  A significant barrier

32 (26.7)

18 (24.0)

14 (31.1)

 The risk calculator not being integrated with the EHR

  Not a barrier

13 (10.8)

12 (16.0)

1 (2.2)

.08

  A small barrier

33 (27.5)

21 (28.0)

12 (26.7)

  A moderate barrier

39 (32.5)

21 (28.0)

18 (40.0)

  A significant barrier

35 (29.2)

21 (28.0)

14 (31.1)

 The inability of patients to understand the results

  Not a barrier

16 (13.3)

11 (14.7)

5 (11.1)

.96

  A small barrier

48 (40.0)

29 (38.7)

19 (42.2)

  A moderate barrier

32 (26.7)

20 (16.7)

12 (26.7)

  A significant barrier

24 (20.0)

15 (20.0)

9 (20.0)

 The inaccessibility of risk tool during patient visit

  Missing

1 (0.8)

0 (0)

1 (2.2)

.02

  Not a barrier

13 (10.8)

12 (16.0)

1 (2.2)

  A small barrier

32 (26.7)

21 (28.0)

11 (24.4)

  A moderate barrier

42 (35.0)

20 (26.7)

22 (48.9)

  A significant barrier

32 (26.7)

22 (29.3)

10 (22.2)

 Trust of the risk tool accuracy

  Not a barrier

17 (14.2)

12 (16.0)

5 (11.1)

.16

  A small barrier

32 (26.7)

19 (25.3)

13 (28.9)

  A moderate barrier

44 (36.7)

23 (30.7)

21 (46.7)

  A significant barrier

27 (22.5)

21 (28.0)

6 (13.3)

 Native language of patient

  Not a barrier

32 (26.7)

26 (34.7)

6 (13.3)

.006

  A small barrier

49 (40.8)

29 (38.7)

20 (44.4)

  A moderate barrier

26 (21.7)

10 (13.3)

16 (35.6)

  A significant barrier

13 (10.8)

10 (13.3)

3 (6.7)

Potential features that make risk calculator useful

 Prediction of good surgical outcome

  Not useful at all

3 (2.5)

2 (2.7)

1 (2.2)

.53

  Somewhat useful

23 (19.2)

16 (21.3)

7 (15.6)

  Very useful

41 (34.2)

28 (37.3)

13 (28.9)

  Extremely useful

49 (40.8)

26 (34.7)

23 (51.1)

  Don’t know

4 (3.3)

3 (4.0)

1 (2.2)

 Prediction of minor complications

  Not useful at all

9 (7.5)

6 (8.0)

3 (6.7)

.12

  Somewhat useful

51 (42.5)

37 (49.3)

14 (31.1)

  Very useful

36 (30.0)

22 (29.3)

14 (31.1)

  Extremely useful

22 (18.3)

9 (12.0)

13 (28.9)

  Don’t know

2 (1.7)

1 (1.3)

1 (2.2)

 Prediction of major complications

  Not useful at all

1 (0.8)

1 (1.3)

0 (0)

.95

  Somewhat useful

5 (4.2)

4 (5.3)

1 (2.2)

  Very useful

34 (28.3)

21 (28.0)

13 (28.9)

  Extremely useful

78 (65.0)

48 (64.0)

30 (66.7)

  Don’t know

2 (1.7)

1 (1.3)

1 (2.2)

 Prediction of mortality

  Not useful at all

1 (0.8)

1 (1.3)

0 (0)

.57

  Somewhat useful

6 (5.0)

5 (6.7)

1 (2.2)

  Very useful

27 (22.5)

16 (21.3)

11 (24.4)

  Extremely useful

85 (70.8)

53 (70.7)

32 (71.1)

  Don’t know

1 (0.8)

0 (0)

1 (2.2)

 Automatic integration of risk factors from the EHR

  Not useful at all

4 (3.3)

4 (5.3)

0 (0)

.16

  Somewhat useful

18 (15.0)

14 (18.7)

4 (8.9)

  Very useful

26 (21.7)

16 (21.3)

10 (22.2)

  Extremely useful

71 (59.2)

41 (54.7)

30 (66.7)

  Don’t know

1 (0.8)

0 (0)

1 (2.2)

 Automatic recording of results into the EHR

  Not useful at all

5 (4.2)

5 (6.7)

0 (0)

.20

  Somewhat useful

18 (15.0)

13 (17.3)

5 (11.1)

  Very useful

30 (25.0)

20 (26.7)

10 (22.2)

  Extremely useful

63 (52.5)

34 (45.3)

29 (64.4)

  Don’t know

4 (3.3)

3 (4.0)

1 (2.2)

 Prediction of post-surgery infection

  Not useful at all

2 (1.7)

2 (2.7)

0 (0)

.11

  Somewhat useful

21 (17.5)

17 (22.7)

4 (8.9)

  Very useful

49 (40.8)

30 (40.0)

19 (42.2)

  Extremely useful

47 (39.2)

26 (34.7)

21 (46.7)

  Don’t know

1 (0.8)

0 (0)

1 (2.2)