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Table 4 Change in reported use of evidence-based orthopedic surgery infection control practices in campaign and non-campaign states before and after the Project JOINTS campaign (italics indicate p<0.05 for the comparison)

From: Does a quality improvement campaign accelerate take-up of new evidence? A ten-state cluster-randomized controlled trial of the IHI’s Project JOINTS

 

Campaign states

Non-campaign states

Campaign vs. non-campaign states (difference-in-difference)

 

Pre-intervention

n = 77

Post-intervention

n = 74

 

Pre-intervention

n = 94

Post-intervention

n = 91

 
 

% (S.D.)

p

% (S.D.)

p

Percentage point change

p

New evidence-based infection control practices

 1. Screening and decolonization

  1.a. Pre-operative nasal screening for Staphylococcus aureus carriage

49.6 (4.5)

60.2 (4.4)

<0.0001

59.0 (4.3)

60.7 (4.2)

0.558

8.8

0.022

  1.b. Intranasal mupirocin prescribed for methicillin- resistant S. aureus (MRSA) carriers

49.7 (4.3)

65.5 (4.2)

<0.0001

71.9 (4.3)

78.0 (4.0)

0.090

9.7

0.042

  1.c. Intranasal mupirocin prescribed for methicillin-sensitive S. aureus (MSSA) carriers

37.0 (4.7)

55.0 (4.4)

<0.0001

52.4 (4.8)

54.5 (4.4)

0.642

15.9

0.008

 2. Chlorhexidine bathing 3 or more times preoperatively

31.1 (4.1)

39.7 (3.8)

0.024

34.1 (4.3)

36.2 (3.9)

0.624

6.5

0.263

 3. Alcohol-containing antiseptic used to prepare skin in operating room

96.9 (1.2)

99.0 (1.1)

0.019

96.4 (1.2)

96.5 (1.1)

0.863

1.9

0.150

  All-or-none composite of the new evidence-based infection control practices

19.6 (3.8)

37.9 (5.1)

0.0007

29.1 (4.9)

24.5 (4.3)

0.420

23.0

0.004

Previously promoted infection control practices from the Surgical Care Improvement Program (SCIP)

 4. Peri-operative intravenous antibiotics

  4.a. Timely receipt of prophylactic intravenous antibiotics

98.7 (0.6)

99.7 (0.6)

0.027

99.6 (0.6)

98.9 (0.6)

0.230

1.6

0.017

  4.b. Intravenous vancomycin for MRSA

94.8 (1.1)

95.3 (1.1)

0.683

98.0 (1.2)

96.3 (1.2)

0.214

2.2

0.229

 5. Appropriate hair removal techniques

94.2 (1.8)

94.4 (1.6)

0.901

94.8 (1.9)

93.6 (1.6)

0.575

1.4

0.615