Table 2.
FBP m(SD) | P-value | ASIR-40 m(SD) | P-value | ASIR-70 m(SD) | P-value | ASIR-90 m(SD) | P-value | ||
---|---|---|---|---|---|---|---|---|---|
Diagnostic acceptability | 2 mm | 3(2) | 0.000a | 4(2) | 0.000a | 5(2) | 0.000a | 5(2) | 0.000a |
5 mm | 4(2) | 0.000b | 5(2) | 0.000b | 6(2) | 0.000b | 5(2) | 0.000b | |
5 mm MIP | 2(1) | 0.001c | 3(1) | 0.002c | 4(1) | 0.026c | 4(2) | 0.143c | |
Subjective noise | 2 mm | 9(1) | 0.000a | 8(0) | 0.000a | 7(0) | 0.000a | 6(0) | 0.000a |
5 mm | 8(0) | 0.000b | 7(0) | 0.000b | 6(1) | 0.000b | 5(1) | 0.000b | |
5 mm MIP | 9(1) | 0.026c | 8(1) | 0.022c | 7(1) | 0.016c | 6(1) | 0.012c | |
Spatial resolution | 2 mm | 4(1) | 0.000a | 4(1) | 0.000a | 5(2) | 0.000a | 5(2) | 0.000a |
5 mm | 4(1) | 0.000b | 5(1) | 0.000b | 6(1) | 0.000b | 5(1) | 0.000b | |
5 mm MIP | 3(1) | 0.015c | 4(1) | 0.075c | 5(1) | 0.068c | 5(1) | 0.693c | |
Contrast resolution | 2 mm | 3(1) | 0.000a | 4(2) | 0.000a | 4(2) | 0.000a | 5(2) | 0.000a |
5 mm | 4(1) | 0.000b | 5(1) | 0.000b | 6(2) | 0.000b | 6(2) | 0.000b | |
5 mm MIP | 2(1) | 0.001c | 3(1) | 0.007c | 4(1) | 0.088c | 5(1) | 0.144c |