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Table 2 Number of studies presenting injury maps and the type of measure represented (n = 62 studies)

From: An overview of geospatial methods used in unintentional injury epidemiology

 

Type of map

Dot

Choropleth

Classed symbol

Injury cause categories

 Road traffic (n = 33)

10

24

1

 Falls (n = 10)

3

6

1

 Burns (n = 9)

-

8

1

 Drowning (n = 4)

1

3

-

 Occupational (n = 2)

-

2

-

 Aviation-related (n = 2)

-

2

-

 Natural disasters (n = 1)

1

1

-

 Dog-bite (n = 1)

-

1

-

 Total number of studiesa

15

47

3

Summary measures

 Incidence rates

-

27

-

 Relative risk

-

10

-

 Standardised mortality ratio

-

6

-

 Frequency or count

15

5

3

 Total number of studiesb

15

48

3

  1. aSome studies reported more than one type of map, so the sum is not equal to n = 62. bOne study reported choropleth maps with two summary measures, so the sum is not equal to n = 47