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Table 1 Study design

From: Validity, intra- and inter-observer reliability of automated devices for the assessment of ankle brachial index using photo-plethysmography

Serial number

Assessment plan

No. of probands

1

D-A

VE - A

VI - A

VE – B

VI – B

7

2

D-A

VI - A

VE - A

VI – B

VE – B

7

3

D-B

VE – B

VI - B

VE - A

VI – A

7

4

D-B

VI – B

VE – B

VI - A

VE – A

7

5

D-A

VE - A

VI - A

VE - A

VI – A

7

6

D-A

VI - A

VE - A

VI - A

VE – A

7

7

D-B

VE - B

VI - B

VE - B

VI – B

7

8

D-B

VI - B

VE - B

VI - B

VE – B

7

  1. Assessments were performed in the prescribed consecutive order. D = Doppler sonography, VI = Vicorder, VE = Vascular explorer, A,B = different observers.