Predictive value of Dmax and %ΔSUVmax of 18F-FDG PET/CT for the prognosis of patients with diffuse large B-cell lymphoma

Table 4 The effects of metabolic parameters on disease progression or recurrence

parameters	No. of patients	No relapse	Progress or recurrence	χ2	P
TMTV0(cm³)
<152.11	61	55	6	9.558	0.002
≥ 152.11	93	64	29	9.558	0.002
STMTV0(cm³)
<2.63	63	57	6	10.583	0.001
≥ 2.63	91	62	29	10.583	0.001
Dmax(mm)
<53.20	115	98	17	16.320	< 0.001
≥ 53.20	39	21	18	16.320	< 0.001
SUVmax1
<5.31	121	103	18	19.820	< 0.001
≥ 5.31	33	16	17	19.820	< 0.001
TMTV1(cm³)
<30.03	139	114	25	18.270	< 0.001
≥ 30.03	15	5	10	18.270	< 0.001
TTLG1(g)
<78.97	133	110	23	16.399	< 0.001
≥ 78.97	21	9	12	16.399	< 0.001
%ΔSUVmax
<87.82%	77	51	26	10.686	0.001
≥ 87.82%	77	68	9	10.686	0.001
Deauville
<4	104	88	16	9.834	0.002
≥ 4	50	31	19	9.834	0.002

SUVmax, maximum standardized uptake value; MTV, metabolic tumor volume; TLG, total lesion glycolysis; Dmax, defined as the distance between the two lesions that were the furthest apart. The subscripts 0 and 1 represent baseline and interim measures, respectively

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