Combinative evaluation of primary tumor and lymph nodes to predict pelvic lymphatic metastasis in cervical cancer: an integrated PET-IVIM MRI study

Table 3 The relationship between lymph node metastasis and imaging parameters in all patients

N	Negative	Positive	P
N	78	17
D_mean (10^− 3 mm²/s)	0.90 ± 0.24	0.81 ± 0.16	0.131
D_min (10^− 3 mm²/s)	0.59 ± 0.18	0.49 ± 0.13	0.020
ADC_mean (10⁻³ mm²/s)	1.13 ± 0.23	1.16 ± 0.26	0.988
ADC_min (10⁻³ mm²/s)	0.70 ± 0.14	0.76 ± 0.22	0.446
D* (10⁻³ mm²/s)	42.58 ± 15.35	42.87 ± 17.70	0.820
f	0.16 ± 0.06	0.18 ± 0.07	0.738
SUV_max (g/cm³)	15.35 ± 9.53	19.24 ± 8.69	0.048
SUV_mean (g/cm³)	9.16 ± 6.03	11.38 ± 5.32	0.061
MTV (cm³)	10.22 ± 8.06	16.67 ± 12.99	0.081
TLG (g)	100.11 ± 117.33	183.74 ± 144.08	0.014
PET in lymph node diagnosis
PET negative lymph nodes	69	7	< 0.001
PET positive lymph nodes	9	10
MRI in lymph node diagnosis
MRI negative lymph nodes	61	8	0.009
MRI positive lymph nodes	17	9

ISSN: 1470-7330