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Table 3 Hospital-level variation in total hip replacement scores in year 2008 and 2009

From: Testing the construct validity of hospital care quality indicators: a case study on hip replacement

  

2008

2009

   

Indicator scores on hospital level

Denominators on hospital level

 

Indicator scores on hospital level

Denominators on hospital level

  

Nb

mean

IQR

min-max

median

IQR

Nb

mean

IQR

mix-max

mean

IQR

qia1

preoperative patient information

68

1

1–1

1–1

/

/

97

1

1–1

0–1

/

/

qi2a

guideline thrombosis prophylaxis

68

1

1–1

1–1

/

/

68

1

1–1

1–1

/

/

qi2b

thrombosis prophylaxis

64

100

100–100

95–100

245

49–745

95

100

100–100

93–100

226

56–647

qi3a

complication register

68

1

1–1

0–1

/

/

97

1

1–1

0–1

/

/

qi3b

appointment within 6 weeks

68

1

1–1

1–1

/

/

97

1

1–1

0–1

/

/

qi3c

orthopaedic register form

68

1

1–1

0–1

/

/

97

1

1–1

0–1

/

/

qi3d

complication meeting

63

11

4–12

0–52

/

/

96

11

4–12

0–260

/

/

qi3e

improvement plan

65

1

1–1

0–1

/

/

96

1

1–1

0–1

/

/

qi4a

blood management guideline

68

1

1–1

1–1

/

/

68

1

1–1

1–1

/

/

qi4b

transfusion of homologous blood

52

91

94–100

0–100

241

49–745

90

91

88–100

11–100

222

56–647

5a

guideline for antibiotic prophylaxis

68

1

1–1

1–1

/

/

68

1

1–1

1–1

/

/

5b

perioperative antibiotics

65

100

100–100

100–100

245

49–745

65

100

100–100

100–100

226

56–647

qi5c

antibiotics 60–15 min

59

97

100–100

0–100

237

49–745

94

98

100–100

66–100

226

56–647

qi5d

wound infections

60

1

0–1

0–3

245

49–745

93

0

0–0

0–0

213

52–647

qi6

countrywide implementation

68

1

1–1

0–1

/

/

97

1

1–1

0–1

/

/

 

average

64

X

X

X

  

95

X

X

X

  
  1. aQuality indicator (qi)
  2. bNumber of hospitals that delivered the indicator score