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Table 6 Characteristics of studies included in secondary data analysis

From: Do healthcare services behave as complex systems? Analysis of patterns of attendance and implications for service delivery

Author

Year

Location

Number of departments

Study Population

Total patients

Attendance categories

Highest category

Emergency department

 Van der Linden [34]

2014

Netherlands

2

All

51,272

14

34

 Billings [48]

2013

USA

Multiple

Medicaid, ages 18–62

212,259

7

15+

 Capp [47]

2013

USA

1 + satellites

Medicaid, all ages

13,959

4

18+

 Doran [49]

2013

USA

Network

Veterans, Veterans Health Administration insurance

930,712

5

26+

 Liu [43]

2013

USA

1

All

65,201

4

19+

 Martin [42]

2013

USA

1

All

95,170

5

20+

 Minassian

2013

USA

2

All

39,249

20

41+

 Doupe [45]

2012

Canada

6

Age 18+

105,688

12

18+

 Paul [41]

2010

Singapore

1

All — if has not attended the ED in past 12 months

82,172

6

10+

 Moore [19]

2009

UK

1

All

82,812

6

10+

 Locker [33]

2007

UK

1

All

75,141

16

16+

 Jelinek [44]

2008

Australia

9

Age 15+

186,069

6

40+

 Ruger [40]

2004

USA

1

All

50,850

5

21+

 Riggs [39]

2003

USA

1

All

22,492

17

35

 Murphy [38]

1999

Ireland

1

All

34,908

13

21+

Primary care out of hours

 Buja [51]

2015

Italy

1

All

17,657

11

11+

 Den Boer-Wolters [50]

2010

Netherlands

1

All

44,953

10

10+