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Table 5 Hospital-based mortality rate of patients with ICD-9 ARDS criteria

From: Acute respiratory distress syndrome: estimated incidence and mortality rate in a 5 million-person population base

ICD-9 code

Ventilation

1992

1993

1994

1995

 

(days)

    

518.5

< 4*

10/35

27/116

32/158

42/179

518.82

< 4*

9/30

28/68

19/74

24/78

518.5

> 4†

30/72

105/245

130/315

116/296

518.82

> 4†

29/68

67/139

69/165

79/167

Total expired

 

78

227

250

216

(all categories)

     

Mortality

     

   Upper limit

 

49%

52%

47%

49%

   Lower limit

 

38%

39%

36%

36%

  1. Data is presented in fractional form as survivors over total patients within each category. *ICD-9 code 96.71; †ICD-9 code 96.72.
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