Table 2.

Antibody concentrations against pneumococcal antigens of 7-valent conjugate vaccine four weeks and five years after vaccination in patients with CLL and in controls.

	Post-PCV antibody		5 yrs post-PCV antibody
	level median (quartiles)		level median (quartiles)
Serotype	CLL	Control	CLL	Control	P-value1
4	0.30 (0.07–1.22)	1.87 (0.43–6.16)	0.15 (0.02–0.40)	0.52 (0.13–0.90)	0.116
6B	0.55 (0.20–1.82)	0.95 (0.23–14.7)	0.29 (0.09–0.94)	0.39 (0.06–1.24)	1.000
9V	1.40 (0.25–7.12)	18.0 (0.34–63.2)	0.33 (0.15–2.33)	0.97 (0.17–5.06)	0.685
14	0.72 (0.31–2.66)	14.7 (1.01–20.5)	0.73 (0.20–4.01)	2.71 (0.45–5.83)	0.676
18C	1.55 (0.81–5.99)	9.76 (4.65–81.1)	0.73 (0.23–3.06)	1.42 (1.00–2.47)	0.642
19F	2.01 (0.61–9.31)	3.26 (1.20–51.1)	1.07 (0.26–2.88)	0.69 (0.31–1.56)	1.000
23F	1.53 (0.66–13.4)	5.11 (0.98–23.0)	0.51 (0.17–1.56)	1.17 (0.11–2.23)	1.000

¹Fisher´s exact test.