Table 3.

Univariate and multivariate analyses of each factor’s ability in predicting PFS for 114 EGFR-mutated patients receiving ICIs.

Variables	Univariate analysis		Multivariate analysis
	OR (95% CI)	p	OR (95% CI)	p
Gender		0.752		0.343
Female	Reference		Reference
Male	1.067 (0.705–1.615)		1.235 (0.798–1.910)
Age		0.578		0.490
Age<65	Reference		Reference
65≤ Age <75	0.997 (0.623–1.576)	0.968	1.043 (0.648–1.678)	0.862
Age≥75	0.683 (0.373–1.251)	0.255	0.648 (0.308–1.365)	0.254
Smoking history		0.172		0.150
Ever	Reference		Reference
Never	1.304 (0.882–1.928)		1.359 (0.895–2.065)
Treatment		0.799		0.930
Monotherapy	Reference		Reference
Combination	1.075 (0.602–1.920)		1.027 (0.572–1.841)