echosens FibroScan 502 touch - Page 63

FibroScan
FIBROSCAN 502 TOUCH USER MANUAL [RUE]
Shear wave speed Vs (m/s)*
s* MT XL
Vs (m/ | Phantom | Bias** (%) | Precision** (%) | Bias** (%) | Precision** (%) | Bias** (%) | Precision** (%)
s) number
1.14 |
Zone |1 |-9.0 0.8 -113 0.9 |- 124 14
2 2 - 13.5 2.0 - 11.5 0.9 - 13.9 1.4
1.79
Zone 1 - 4.5 0.7 - 4.3 0.9 = 170 3.1
3 |2 3.6 0.7 -34 19 -92 22
2.77 |
|
* Values obtained with CIRS phantoms E-1493-1 (1) and E-1493-2 (2)
** As defined by ISO 5725-1 1994
Stiffness Min.: 2.0 kPa
Max.: 75 kPa
Stiffness E (kPa)*
s* m* XL
E (kPa) | Phantom | Bias** (%) | Precision** (%) | Bias** (%) | Precision** (%) | Bias** (%) | Precision** (%)
number
Zone 1 |1 =1,5 1.7 1.3 1.3 26 0.0
39 |2 -113 16 -9.2 15 -77 0.0
Zone2 |1 - 17.0 1.7 -213 17 -23.1 2.8
9.6 2 5251 4.0 - 21.6 [1.7 -25.7 2.8
Zone3 |1 Bm 1.4 - 8.3 1.8 — 20.5 6.3
23.3 2 | 7.6 1.4 - 5.9 3.8 - 17.3 4.4
1 —
* Values obtained with CIRS phantoms E-1493-1 (1) and E-1493-2 (2)
** As defined by ISO 5725-1 1994
CAP Minimum: 100 dB/m
Maximum: 400 dB/m
Controlled Attenuation Parameter CAP (dB/m)* |
MT XE
CAP (dBim) | Bias** (%) | Precision" (%) | Bias** (%) | Precision** (%)
145 (1) -14 | 0.0 6.5 1.0
235 (2) -0.4 0.0 -34 0.4
340 (3) -49 04 -35 0.4
* Values obtained with Madsen phantoms Ph1150 (1) Ph,250 (9) ang ph1350 (3)
** As defined by ISO 5725-1 1994
E300M017.4
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