Table 2 Patient information for the training sets
From: Prediction of subsolid pulmonary nodule growth rate using radiomics
Characteristic | Fast-growth | Slow-growth | P value | |
|---|---|---|---|---|
Participants | 71 | 529 | ||
Age (year) | 62.85 ± 12.01 | 62.78 ± 14.36 | 0.552 | |
Gender | 0.533 | |||
Male | 35(49.30%) | 240(45.37%) | ||
Female | 36(50.70%) | 289(54.63%) | ||
Density | ||||
GGN | 43(60.56%) | 195(36.86%) | < 0.001* | |
PSN | 28(39.44%) | 334(63.14%) | ||
Shape | 0.312 | |||
Round | 15(21.13%) | 142(26.84%) | ||
Oval | 4(5.63%) | 47(8.88%) | ||
Irregular | 52(73.24%) | 340(64.27%) | ||
Location | 0.764 | |||
RU | 28(39.44%) | 195(36.86%) | ||
RM | 9(12.68%) | 52(9.83%) | ||
RL | 9(12.68%) | 85(16.07%) | ||
LU | 15(21.13%) | 135(25.52%) | ||
LL | 10(14.04%) | 62(11.72%) | ||
Lobulation | Present | 55(77.46%) | 391(73.91%) | 0.52 |
Absent | 16(22.54%) | 154(26.09%) | ||
Spiculation | Present | 55(77.46%) | 273(51.61%) | < 0.001* |
Absent | 16(22.53%) | 256(48.39%) | ||
Bubble | Present | 11(15.49%) | 49(9.26%) | 0.22 |
Absent | 60(84.51%) | 480(90.74%) | ||
Bronchiole change | Present | 27(38.03%) | 184(34.78%) | 0.591 |
Absent | 44(61.97%) | 345(65.22%) | ||
Vascular change | Present | 23(32.39%) | 106(20.04%) | 0.017* |
Absent | 48(67.60%) | 423(79.96%) | ||
Pleural attachment | Present | 24(33.80%) | 163(30.81%) | 0.61 |
Absent | 47(66.20%) | 366(69.19%) | ||
History of lung cancer | Present | 40(56.34%) | 186(35.16%) | < 0.001* |
Absent | 31(43.66%) | 343(64.84%) |