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Table 2 Changes in summary scores between first and second rating with AMSTAR for n = 16 SRs

From: Measuring test-retest reliability (TRR) of AMSTAR provides moderate to perfect agreement – a contribution to the discussion of the importance of TRR in relation to the psychometric properties of assessment tools

  R1 R2 R3 R4 R5 R6 R7 Total
no change ↔ 6 9 5 6 2 5 5 39
1 point ↑ 4 2 6 1 1 4 4 22
1 point ↓ 2 1   4 4 3 2 16
2 points ↑ 1   3 2 2 1 3 12
2 points ↓ 2 3   3 3 3 2 16
3 points ↑    2      2
3 points ↓ 1 1    2    4
4 points ↑         
4 points ↓      4    4
5 points ↑         
5 points ↓      1    1
Change in quality ↑   1 5 2 3 1 2 14
Change in quality ↓ 2 3   3 5 1 1 15
  1. Legend: Changes from the first rating (2015/16) to second rating (2018) and resulting changes in overall quality classification