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Table 5 Vascular assessment diagnostic interpretation

From: Lower limb vascular assessment techniques of podiatrists in the United Kingdom: a national survey

Ankle brachial pressure index cut-off value for peripheral arterial disease a <  0.5 14 (4.6%)
<  0.6 9 (2.9%)
<  0.7 28 (9.2%)
<  0.8 39 (12.7%)
<  0.9 85 (27.8%)
<  1.0 11 (3.6%)
<  1.2 1 (0.3%)
I don’t use ABPI 119 (38.9%)
Absolute ankle pressure cut-off value used for peripheral arterial disease <  30 mmHg 3 (1.0%)
<  40 mmHg 5 (1.6%)
<  50 mmHg 35 (11.4%)
<  60 mmHg 12 (3.9%)
<  70 mmHg 12 (3.9%)
<  80 mmHg 8 (2.6%)
<  90 mmHg 5 (1.6%)
<  100 mmHg 7 (2.3%)
I don’t know 61 (19.9%)
I do not measure/interpret absolute ankle pressures 159 (51.8%)
Toe brachial pressure index cut-off value used for peripheral arterial disease b <  0.50 13 (4.4%)
<  0.55 8 (2.7%)
<  0.60 7 (2.4%)
<  0.65 9 (3.0%)
<  0.70 16 (5.4%)
<  0.75 2 (0.7%)
<  0.80 1 (0.3%)
<  0.90 1 (0.3%)
<  0.95 1 (0.3%)
<  1.00 1 (0.3%)
I don’t use TBPI 236 (80.0%)
Absolute toe pressure cut-off value for Peripheral arterial disease <  10 mmHg 4 (1.3%)
<  20 mmHg 3 (1.0%)
<  30 mmHg 15 (4.9%)
<  40 mmHg 9 (2.9%)
<  50 mmHg 8 (2.6%)
<  60 mmHg 4 (1.3%)
<  70 mmHg 6 (2.0%)
<  80 mmHg 2 (0.7%)
<  90 mmHg 1 (0.3%)
<  100 mmHg 4 (1.3%)
I don’t know 27 (8.8%)
I do not measure absolute toe pressure 226 (73.6%)
Hand-held Doppler interpretation a Audible output 246 (80.4%)
Visual output 1 (0.3%)
Combination of audible and visual output 51 (16.7%)
I do not use hand-held Doppler 8 (2.6%)
When Audible and visual Doppler outputs are conflicting c I place more emphasis on visual output 11 (22.0%)
I place more emphasis on audible output 11 (22.0%)
I document both outputs separately 23 (46.0%)
I place less emphasis on Doppler results overall 5 (10.0%)
Doppler Audible output considered indicative of peripheral arterial disease Monophasic sounds 254 (82.7%)
Weak biphasic sounds 65 (21.2%)
Quiet or dampened sounds 55 (17.9%)
“Whooshing” sounds 41 (13.4%)
Absent sounds 40 (13.0%)
Irregular or turbulent sounds 30 (9.8%)
“Bounding” sounds 20 (6.5%)
Sluggish or slow sounds 11 (3.6%)
Sounds which are different between limbs 4 (1.3%)
  1. Values are presented as n (%). a answered by 306 (99.7%) participants; b answered by 295 (96.1%) participants; c answered by 50 (16.3%)