Table 2 Comparison of clinical, histological, and PET/MRI parameters between the treatment failure and treatment response groups

ECOG PS ≥2 n (%)

4 (67)

2 (7)

.05

HGBCL n (%)

2 (33)

1 (4)

.08

Age mean (range)

66.5 (50–75)

61.67 (33–82)

.41

Gender – male n (%)

4 (67)

18 (67)

.99

Number of extranodal sites ≥2 n (%)

3 (50)

9 (33)

.64

Ann Arbor stage III/IV n (%)

4 (67)

19 (70)

.99

Bulk n (%)

3 (50)

15 (56)

.99

IPI high ≥ 4–5 n (%)

2 (33)

6 (22)

.62

LDH elevated n (%)

4 (67)

16 (59)

.99

B-symptoms n (%)

3 (50)

9 (33)

.64

 ADC_mean (mm²/s) mean (range)

941 (472–1721)

710 (292–1126)

.05

 ADC_min (mm²/s) mean (range)

466 (263–666)

357 (91–707)

.20

 MTV (cm³) mean (range)

784 (155–2752)

527 (4–2474)

.38

 MTV/ADC_mean mean (range)

0.91 (0.15–2.92)

0.71 (0.01–3.62)

.61

 MTV/ADC_min mean (range)

1.68 (0.23–4.99)

1.64 (0.02–7.47)

.97