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Table 2 The incidence of grade ≥ 2 RP in the three subgroups

From: Optimal dose-volume histogram thresholds for radiation pneumonitis prevention in lung cancer patients receiving immunotherapy

Group

Total

< 2 RP (%)

≥ 2 RP (%)

χ2 test

χ2 value

p value

No ICI

284

188 (66.2%)

96 (33.8%)

9.553

0.008

CIR

68

58 (85.3%)

10 (14.7%)#

IAR

37

25 (67.6%)

12 (32.4%)

  1. # represents significant difference existed between the CIR and No ICI subgroups
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Radiation Oncology

ISSN: 1748-717X

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