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 9 Incidence of symptomatic radiation pneumonitis (RP) in the validation group.
| Grade <2 RP | Grade ≥2 RP | χ2 | P value | P value of pairwise comparison | |
|---|---|---|---|---|---|
| Low-risk group | 14 (93.3%) | 1 (6.7%) | 8.588 | 0.023 | Low-medium-risk group: 0.570 |
| Medium-risk group | 16 (88.9%) | 2 (11.1%) | Low-high-risk group: 0.023 | ||
| High-risk group | 5 (50.0%) | 5 (50.0%) | Medium-high-risk group: 0.036 |