Table 2.

Details of Treatment Lines.

Lines (1–5)	1st Line	2nd Line	3rd Line	4th Line	5th Line	Patients (n)
1	2-CdA					42
	IFN-α					24
	Splenectomy					7
2	2-CdA	2-CdA				8
	2-CdA	2-CdA + R				1
	IFN-α	2-CdA				11
	IFN-α	IFN-α				9
	IFN-α	Pentostatin				2
	Splenectomy	IFN-α				6
	Splenectomy	Chlorambucil				1
3	2-CdA	2-CdA	2-CdA + R			1
	IFN-α	2-CdA	2-CdA			5
	IFN-α	IFN-α	IFN-α			4
	IFN-α	IFN-α	2-CdA			3
	Splenectomy	IFN-α	Pentostatin			3
	Splenectomy	IFN-α	IFN-α			2
	Splenectomy	IFN-α	2-CdA			1
	Splenectomy	Chlorambucil	IFN-α			1
4	IFN-α	IFN-α	IFN-α	2-CdA		2
	IFN-α	IFN-α	IFN-α	IFN-α		1
	IFN-α	IFN-α	2-CdA	2-CdA		1
	IFN-α	2-CdA	2-CdA	2-CdA		1
	Splenectomy	IFN-α	IFN-α	Pentostatin		1
	Splenectomy	IFN-α	Pentostatin	Pentostatin		1
	Splenectomy	IFN-α	Pentostatin	IFN-α		1
	Splenectomy	Chlorambucil	IFN-α	Pentostatin		1
5	IFN-α	IFN-α	IFN-α	IFN-α	IFN-α	1
	IFN-α	IFN-α	2-CdA	2-CdA	2-CdA	1
	IFN-α	2-CdA	2-CdA	IFN-α	2-CdA	1
	IFN-α	2-CdA	2-CdA	IFN-α	2-CdA + R	1
	Splenectomy	IFN-α	Pentostatin	IFN-α	2-CdA	1

n, number; 2-CdA, cladribine; IFN-α, interferon-α, R, rituximab.