Table 3.
Time period (s) |
0–10 |
10–20 |
20–30 |
30–40 |
0–40 |
---|---|---|---|---|---|
Paddle type | Average paddle motion (x̅ ± SD, n) (mm/10 s) | ||||
Hologic Lorad Selenia (flexible) | 0.17 ± 0.05, 20 | 0.06 ± 0.02, 20 | 0.03 ± 0.01, 20 | 0.01 ± 0.01, 20 | 0.27 ± 0.07, 80 |
GE Senographe Essential (flexible) | 0.30 ± 0.09, 80 | 0.06 ± 0.02, 80 | 0.05 ± 0.02, 80 | 0.04 ± 0.01, 80 | 0.45 ± 0.10, 320 |
GE Senographe Essential (fixed) | 0.31 ± 0.09, 100 | 0.08 ± 0.02, 100 | 0.04 ± 0.01, 100 | 0.03 ± 0.01, 100 | 0.46 ± 0.10, 400 |
Siemens Mammomat Inspiration (flexible) | 0.33 ± 0.10, 20 | 0.12 ± 0.04, 20 | 0.09 ± 0.03, 20 | 0.04 ± 0.01, 20 | 0.58 ± 0.15, 80 |
Hologic Selenia Dimensions (flexible) | 0.35 ± 0.11, 80 | 0.15 ± 0.04, 80 | 0.10 ± 0.03, 80 | 0.05 ± 0.02, 80 | 0.65 ± 0.17, 320 |
Hologic Selenia Dimensions (fixed) | 0.42 ± 0.13, 80 | 0.13 ± 0.04, 80 | 0.07 ± 0.02, 80 | 0.06 ± 0.02, 80 | 0.68 ± 0.16, 320 |
x̅ is the mean; SD, standard deviation; n, number of observations.
Flexible paddles are in italicized text.
Hologic Lorad Selenia, Hologic Selenia is obtained from Hologic, Bedford, MA; GE Senographe Essential is obtained from General Electric Medical Systems, Milwaukee, WI; and Siemens Mammomat Inspiration is obtained from Siemens, Erlangen, Germany.