Characteristic | Symptomatic pneumonia(X ± S) | Asymptomatic pneumonia (X ± S) | Univariate analysis | Multivariate analysis | ||
---|---|---|---|---|---|---|
OR (95%CI) | P | OR (95%CI) | P | |||
BED(Gy) | 68.55 ± 11.87 | 71.89 ± 12.57 | 1.02(0.988–1.061) | 0.198 |  |  |
GTV (cm³) | 56.28 ± 59.29 | 54.30 ± 74.03 | 1.000(0.995–1.006) | 0.892 |  |  |
GTVnd(cm³) | 14.75 ± 18.42 | 12.69 ± 29.68 | 0.998(0.985–1.011) | 0.726 |  |  |
PTV (cm³) | 353.82 ± 196.46 | 292.40 ± 173.68 | 0.998(0.996-1.000) | 0.101 | 1.000(0.996–1.004) | 0.881 |
Left lung volume(cm³) | 1423.66 ± 343.58 | 1429.56 ± 436.85 | 1.000(0.999–1.001) | 0.946 |  |  |
Right lung volume(cm³) | 1754.07 ± 468.70 | 1700.36 ± 491.30 | 1.000(0.999–1.001) | 0.595 |  |  |
Total Lung Volume(cm³) | 3177.23 ± 729.26 | 3114.24 ± 866.33 | 1.000(0.999-1.000) | 0.719 |  |  |
V5 of total lungs(%) | 64.98 ± 14.32 | 50.53 ± 18.42 | 0.945(0.916–0.975) | <0.001 | 1.083(1.012–1.159) | 0.022 |
V10 of total lungs(%) | 45.52 ± 12.04 | 38.34 ± 16.59 | 0.970(0.943–0.998) | 0.035 | 0.855(0.747–0.978) | 0.023 |
V20 of total lungs(%) | 23.18 ± 8.67 | 18.00 ± 8.88 | 0.936(0.892–0.983) | 0.008 |  |  |
V30 of total lungs(%) | 13.10 ± 6.31 | 9.59 ± 5.05 | 0.889(0.820–0.963) | 0.004 | 1.17(0.634–2.159) | 0.251 |
V40 of total lungs(%) | 7.65 ± 4.34 | 5.62 ± 3.32 | 0.861(0.767–0.966) | 0.011 | 0.752(0.423–1.336) | 0.331 |
V50 of total lungs(%) | 3.75 ± 3.41 | 2.98 ± 2.94 | 0.928(0.822–1.048) | 0.231 |  |  |
V60 of total lungs(%) | 1.49 ± 1.15 | 1.02 ± 1.54 | 0.831(0.651–1.061) | 0.137 |  |  |
MLD of total lungs | 1383.15 ± 324.92 | 1002.98 ± 505.05 | 0.998(0.997–0.999) | 0.001 | 1.005(1.000-1.010) | 0.005 |
MLD of ipsilateral lung | 1793.29 ± 652.52 | 1464.68 ± 652.52 | 0.999(0.998-1.000) | 0.011 | 1.00(0.999–1.002) | 0.733 |
Max of total lungs | 6195.95 ± 1117.16 | 5805.172 ± 1686.10 | 1.000(0.999-1.000) | 0.256 |  |  |
Min of total lungs(%) | 53.13 ± 80.19 | 41.57 ± 107.76 | 0.999(0.996–1.002) | 0.601 |  |  |