Table 2.

Flow cytometry, bone marrow aspirate, and trephine biopsy in B cell NHL

	Group	Number
1	FC+ BMB+ BMA+	13/39
2	FC− BMB− BMA−	9/39
3	FC+ BMB+ BMA−	3/39
4	FC− BMBu BMA−	3/39
5	FC− BMB+ BMA−	2/39
6	FC− BMB− BMAu	2/39
7	FC+ BMBu BMA−	2/39
8	FC+ BMB− BMA+	1/39
9	FC− BMB+ BMA+	1/39
10	FC− BMB+ BMAu	1/39
11	FCu BMB+ BMA−	1/39
12	FCu BMB− BMA−	1/39
	Total	39

BMA, bone marrow aspirate; BMB, bone marrow trephine biopsy; FC, flow cytometry; NHL, non-Hodgkin’s lymphoma; +, positive for involvement by NHL; −, negative for involvement by NHL; u, uncertain for involvement by NHL.