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Table 3 Demographic Characteristics of Patients and Efficiency Scores and Prescribed MMEs

From: Assessing pain management in total joint arthroplasty using the Detroit interventional pain assessment scale—A prospective cohort study

Demographics

3 weeks

3 months

6 months

 

Efficiency Scores (IPA 0–1)

Efficiency Scores (IPA 0–1)

Efficiency Scores (IPA 0–1)

%

95% CI

P-value

%

95% CI

P-value

%

95% CI

P-value

Gender

 Female

80.0

69.889.8

0.258

70.2

54.582.8

0.913

53.8

37.569.4

0.567

 Male

69.6

51.885.2

68.7

43.791.6

66.6

33.3100

BMI

 BMI < 40

78.6

68.287.9

0.370

73.9

60.787.0

0.198

56.2

38.472.7

1.000

 BMI > 40

69.5

50.088.8

42.8

6.592.2

56.2

30.077.7

Race/Ethnicity

 White/European

100

 

0.099

75.0

20.3100

0.270

60.0

0100

0.886

 Black/African American

77.4

6687.3

62.1

47.276.4

58.3

41.674.1

 Not Specified

62.5

42.382.1

87.5

57.1100

40.0

0100

 Other

100

 

100

 

100

 
 

3 weeks

3 months

6 months

 

AVG MMEs

95% CI

P-value

AVG MMEs

95% CI

P-value

AVG MMEs

95% CI

P-value

Gender

 Female

25.4

18.232.7

0.662

7.8

2.613.0

0.709

4.3

2.56.2

0.716

 Male

31.6

17.745.4

8.9

1.216.5

7.2

0.3615.2

BMI

 BMI < 40

25.2

19.231.2

0.696

30.7

29.132.2

0.001

4.5

2.27.7

0.485

 BMI > 40

35

14.155.9

47.2

42.751.7

5.4

2.58.8

Race/Ethnicity

 White/European

13.8

4.323.4

0.184

0

 

0.263

10.5

025.1

0.786

 Black/African American

30

20.339.7

9.9

5.115.9

4.4

2.46.3

 Not Specified

24.6

15.533.8

5.6

015.0

2.4

06.3

 Other

40

18.461.5

5

015.0

5.0

010.0

  1. Demographic characteristics of patients (gender, age, BMI, and race/ethnicity) and corresponding efficiency scores and prescribed MMEs at three weeks, three months, and six months after operation. Efficiency scores were calculated as the percentage of patients reporting no pain or tolerable pain in a specific postoperative period