Table 2. Characteristics of patients included in molecular analysis.

Diagnosis	N	Source	Sample type	Site*	Sex (F : FN : M : MN)†	Age (years : months)
Median	Range
B-cell lymphoma	27	UK	Fresh	LN (18); B (5); AF (1); BM (1); MM (1); SP (1)	2 : 12 : 6 : 7	7 : 6	3 : 0–14 : 0
	41	Portugal	Fresh	LN	20 : 21	10 : 0	4 : 0–17 : 0
	6	Portugal	FFPE	LN	4 : 2	10 : 6	9 : 0–12 : 0
T-cell lymphoma	19	UK	Fresh	LN (9); B (5); BM (1); AH (1)	2 : 9 : 1 : 6	7 : 11	4 : 0–12 : 3
	14	Portugal	Fresh	LN	6 : 7	10 : 0	3 : 0–15 : 0
	7	Portugal	FFPE	LN	3 : 4	11 : 0	4 : 0–15 : 0
Null-cell lymphoma	1	UK	Fresh	LN	0 : 1: 0 : 0	6 : 8	6 : 8
Other	7‡	UK	Fresh	LN (3); BM (1); MM (1); SP (1); TM (1)	0 : 2: 0 : 4	8 : 0	1 : 7–9 : 4
	3§	Portugal	Fresh	LN	0 : 2	7 : 0	5 : 0–9 : 0

^*LN, lymph node; B, blood; AF, abdominal fluid; BM, bone marrow; MM, mediastinal mass; SP, spleen; AH, aqueous humour; TM, thyroid mass.

^†F, female; FN, female neutered; M, male; MN, male neutered. Information on neutering status was not available for Portuguese samples.

^‡Diagnoses comprised reactive/inflammatory (n = 4), and histiocytic tumour, thymoma and thyroid neoplasia (n = 1 each).

^§All reactive/inflammatory.