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Table 1 Assignment of 24 pairs of abstractors to 6 sequences and to 48 articles

From: Evaluating Data Abstraction Assistant, a novel software application for data abstraction during systematic reviews: protocol for a randomized controlled trial

        

Random sequence

 

Article 1

Article 2

Article 3

Article 4

Article 5

Article 6

Articles selected from systematic review #1

 

Pair 1

A

A

B

B

C

C

Sequence 1

Pair 2

B

B

C

C

A

A

Sequence 2

Pair 3

C

C

A

A

B

B

Sequence 3

 

Article 7

Article 8

Article 9

Article 10

Article 11

Article 12

 

Pair 4

A

A

C

C

B

B

Sequence 4

Pair 5

B

B

A

A

C

C

Sequence 5

Pair 6

C

C

B

B

A

A

Sequence 6

 

Article 13

Article 14

Article 15

Article 16

Article 17

Article 18

Articles selected from systematic review #2

 

Pair 7

A

A

B

B

C

C

Sequence 1

Pair 8

B

B

C

C

A

A

Sequence 2

Pair 9

C

C

A

A

B

B

Sequence 3

 

Article 19

Article 20

Article 21

Article 22

Article 23

Article 24

 

Pair 10

A

A

C

C

B

B

Sequence 4

Pair 11

B

B

A

A

C

C

Sequence 5

Pair 12

C

C

B

B

A

A

Sequence 6

 

Article 25

Article 26

Article 27

Article 28

Article 29

Article 30

Articles selected from systematic review #3

 

Pair 13

A

A

B

B

C

C

Sequence 1

Pair 14

B

B

C

C

A

A

Sequence 2

Pair 15

C

C

A

A

B

B

Sequence 3

 

Article 31

Article 32

Article 33

Article 34

Article 35

Article 36

 

Pair 16

A

A

C

C

B

B

Sequence 4

Pair 17

B

B

A

A

C

C

Sequence 5

Pair 18

C

C

B

B

A

A

Sequence 6

 

Article 37

Article 38

Article 39

Article 40

Article 41

Article 42

Articles selected from systematic review #4

 

Pair 19

A

A

B

B

C

C

Sequence 1

Pair 20

B

B

C

C

A

A

Sequence 2

Pair 21

C

C

A

A

B

B

Sequence 3

 

Article 43

Article 44

Article 45

Article 46

Article 47

Article 48

 

Pair 22

A

A

C

C

B

B

Sequence 4

Pair 23

B

B

A

A

C

C

Sequence 5

Pair 24

C

C

B

B

A

A

Sequence 6

  1. A, B, and C denote three different approaches for data abstraction; see the section “Study arms (Abstraction approaches)”. Random sequence is the permuted arrangement of three approaches for data abstraction. For example, sequence 1 indicates data abstractors will collect data from 6 unique articles using AABBCC approaches respectively