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Table 6 NFM effectiveness and the number of studies considering more than one type of effectiveness

From: What approaches exist to evaluate the effectiveness of UK-relevant natural flood management measures? A systematic map

Effectiveness combinations

Number of studies per combination

Total number of studies

None

20

20

Procedural

39

 

Substantive

64

Transactive

7

Normative

0

110

Procedural-Substantive

17

 

Procedural-transactive

11

 

Procedural-normative

0

 

Substantive-transactive

8

 

Substantive-normative

13

 

Transactive-normative

3

52

Procedural-substantive-transactive

8

 

Procedural-substantive-normative

7

 

Procedural-transactive-normative

2

 

Substantive-transactive-normative

10

27

Procedural-substantive-transactive-normative

7

7

Total number of studies

 

216