Table 4 Mean diameter of 3 mm nodules
From: Repeatability of small lung nodule measurement in low-dose lung screening: a phantom study
Diameter | Diameter | ||||||
|---|---|---|---|---|---|---|---|
kV | mAs | 3 mm | sd | P | 3 mm | sd | P |
GGN | S | ||||||
70 | 20 | 3.80 | 0.87 | .062 | 3.23 | 0.23 | .202 |
70 | 30 | 4.53 | 0.67 | .028 | 2.87 | 0.21 | .202 |
70 | 40 | 4.67 | 1.12 | .034 | 2.87 | 0.21 | .352 |
70 | 50 | 4.63 | 0.50 | .074 | 2.97 | 0.23 | .202 |
70 | 60 | 3.10 | 0.40 | .042 | 3.60 | 0.26 | .352 |
70 | 70 | 3.00 | 0.44 | .074 | 3.50 | 0.40 | 1.000 |
70 | 80 | 3.10 | 0.40 | .089 | 3.23 | 0.23 | .641 |
70 | 90 | 3.13 | 0.35 | .042 | 3.10 | 0.40 | .907 |
70 | 100 | 3.00 | 0.44 | .042 | 3.20 | 0.44 | .641 |
80 | 20 | 3.00 | 0.44 | .391 | 3.37 | 0.23 | .001 |
80 | 30 | 4.13 | 0.29 | .074 | 4.20 | 0.62 | .641 |
80 | 40 | 3.10 | 0.40 | .042 | 3.10 | 0.40 | .641 |
80 | 50 | 3.00 | 0.44 | .042 | 3.10 | 0.40 | .352 |
80 | 60 | 3.00 | 0.44 | .265 | 2.97 | 0.23 | .641 |
80 | 70 | 3.37 | 0.23 | .074 | 3.37 | 0.23 | .641 |
80 | 80 | 3.10 | 0.40 | .042 | 3.10 | 0.40 | .641 |
80 | 90 | 3.00 | 0.44 | .074 | 3.10 | 0.40 | .415 |
80 | 100 | 3.10 | 0.40 | .051 | 3.00 | 0.44 | .641 |
100 | 20 | 3.03 | 0.50 | .089 | 3.10 | 0.40 | 1.000 |
100 | 30 | 3.13 | 0.35 | .023 | 3.23 | 0.23 | .641 |
100 | 40 | 2.90 | 0.53 | .023 | 3.10 | 0.40 | .352 |
100 | 50 | 2.90 | 0.53 | .074 | 2.97 | 0.23 | .641 |
100 | 60 | 3.10 | 0.40 | .074 | 3.10 | 0.40 | .202 |
100 | 70 | 3.10 | 0.40 | .074 | 2.87 | 0.21 | .641 |
100 | 80 | 3.10 | 0.40 | .147 | 3.10 | 0.40 | .202 |
100 | 90 | 3.23 | 0.23 | .147 | 2.87 | 0.21 | 1.000 |
100 | 100 | 3.23 | 0.23 | .147 | 3.23 | 0.23 | .641 |
120 | 20 | 3.23 | 0.23 | .074 | 3.10 | 0.40 | .641 |
120 | 30 | 3.10 | 0.40 | .023 | 3.10 | 0.40 | .641 |
120 | 40 | 2.90 | 0.53 | .074 | 3.10 | 0.40 | .726 |
120 | 50 | 3.10 | 0.40 | .863 | 3.33 | 0.21 | .641 |
120 | 60 | 3.73 | 0.59 | .074 | 3.10 | 0.40 | .815 |
120 | 70 | 3.10 | 0.40 | .074 | 3.17 | 0.35 | .415 |
120 | 80 | 3.10 | 0.40 | .074 | 3.00 | 0.44 | .726 |
120 | 90 | 3.10 | 0.40 | .074 | 3.13 | 0.35 | .641 |
120 | 100 | 3.10 | 0.40 | – | 3.10 | 0.40 | – |