Table 1. Patient characteristics.

Features	No. of patients (%)	Remission	No remission	P value
Overall	41	17	24
Sex				0.524
Female	13	5	8
Male	28	12	16
Age (years)				0.538
≤65.5	22	9	13
>65.5	19	8	11
Smoking history				0.515
Yes	23	14	9
No	18	10	8
Alcohol drinking				0.522
Yes	23	14	9
No	16	6	10
Tumor node metastasis (TNM) stage				0.355
III	23	7	16
IV	18	10	8
Drug				0.011
GM-CSF	15	9	6
G-CSF	26	8	18