Table 2. Association between the quantity of each immune subset and progression-free survival.

Factors		Hazard ratio*	95% CI	p-value
Suppressor cells	Granulocytic MDSCs	2.61	1.20–5.68	0.01
	Monocytic MDSCs	0.88	0.43–1.82	0.73
	CD4+FOXP3+	0.64	0.32–1.26	0.19
	Naïve Tregs	1.00	0.51–1.97	0.99
	Effector Tregs	1.01	0.51–2.00	0.98
Effector cells	CD3+	0.79	0.39–1.57	0.49
	CD4+	1.03	0.52–2.04	0.93
	Naïve	0.78	0.39–1.56	0.48
	Central memory	1.56	0.79–3.07	0.20
	Effector memory	0.87	0.44–1.72	0.69
	Terminally differentiated effector	0.62	0.31–1.23	0.17
	Granzyme B+	1.14	0.57–2.27	0.71
	Perforin+	0.99	0.50–1.96	0.99
	Ki67+	1.11	0.56–2.18	0.77
	CD8+	0.80	0.40–1.59	0.52
	Naïve	1.20	0.61–2.36	0.61
	Central memory	0.74	0.38–1.46	0.39
	Effector memory	0.65	0.33–1.28	0.21
	Terminally differentiated effector	0.65	0.33–1.29	0.21
	Granzyme B+	0.75	0.38–1.49	0.41
	Perforin+	0.85	0.43–1.68	0.65
	Ki67+	0.98	0.50–1.95	0.96
	Natural killer	0.78	0.39–1.53	0.47
Antigen presenting cells	Myeloid dendritic cells	0.98	0.47–2.04	0.96
	Plasmacytoid dendritic cells	0.83	0.40–1.71	0.61

MDSCs, myeloid-derived suppressor cells; Tregs, regulatory T cells.

^* Low group (< median) in each immune subset was used as a reference.