06 May 2021 : Clinical Research
Establishment and Verification of a Prediction Model for Symptomatic Radiation Pneumonitis in Patients with Esophageal Cancer Receiving Radiotherapy
Liu-Ting Yang1ABCDEFG, Lei Zhou1BC, Long Chen1ACDE, Shi-Xiong Liang1ADE, Jiang-Qiong Huang1DEF, Xiao-Dong Zhu12ACDEF*DOI: 10.12659/MSM.930515
Med Sci Monit 2021; 27:e930515
Table 7 Incidence of symptomatic radiation pneumonitis (RP) in the modeling group.
| Grade <2 RP | Grade ≥2 RP | χ2 | P value | P value of pairwise comparison | |
|---|---|---|---|---|---|
| Low-risk group | 27 (100.0%) | 0 (0.0%) | 31.176 | <0.001 | Low-medium-risk group: 0.053 |
| Medium-risk group | 59 (83.1%) | 12 (16.9%) | Low-high-risk group: <0.001 | ||
| High-risk group | 14 (42.4%) | 19 (57.6%) | Medium-high-risk group: <0.001 |