Table 1

Claims Source for All ED Episodes 1991-2005 (n = 18695)

Number of institutional outpatient claims


Number of carrier claims

Count

0

1

2

3 or more

Total


0

0

1241

18

4

1263


1

11151

5432

120

6

16709


2

397

183

10

0

590


3 or more

99

33

1

0

133


Total

11647

6889

149

10

18695


Kaskie et al. BMC Health Services Research 2010 10:173   doi:10.1186/1472-6963-10-173

Open Data