. Author manuscript; available in PMC: 2022 Apr 1.

Published in final edited form as: Int J Radiat Oncol Biol Phys. 2021 Jan 19;109(5):1647–1656. doi: 10.1016/j.ijrobp.2020.12.014

Table 2.

Overall survival differences between pairs of 4 subgroups of ES-NSCLC patients who were significantly different in overall survival (χ² = 18.549.623, p=3.4e-04, log-rank test).

Pairs of subgroups	χ²	p value

Risk: high+ increased vs. Risk: high + decreased	5.62	0.018
Risk: high+ increased vs. Risk: low + increased	5.84	0.016
Risk: high+ increased vs. Risk: low+ decreased	15.45	8.5e-5
Risk: high + decreased vs. Risk: low + increased	0.03	0.955
Risk: high + decreased vs. Risk: low + decreased	1.08	0.300
Risk: low + increased vs. Risk: low + decreased	0.84	0.360