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Table 3 T1- and DKI- derived parameters in differentiating tumor subtype,grade and stage of cervical cancer

From: T1 mapping as a quantitative imaging biomarker for diagnosing cervical cancer: a comparison with diffusion kurtosis imaging

Groups

Native T1

(ms)

T1diff

(ms)

MK

MD

(×10− 3 mm2/s)

ADC

(×10− 3 mm2/s)

CSCC

2078.2 ± 238.6

1299.4 ± 264.6

0.98 [0.85, 1.15]

1.00 ± 0.15

0.73 ± 0.11

CAC

1867.7 [1752.2, 1946.4]

1252.2 ± 214.7

0.84 ± 0.17

1.07 [0.97, 1.18]

0.81 [0.75, 0.88]

p

< 0.001*

0.352

< 0.001*

0.027*

< 0.001*

High-grade CSCC

2029.7 ± 176.4

1148.2 ± 211.0

1.13 ± 0.24

0.94 ± 0.16

0.69 ± 0.12

Low-grade CSCC

2101.1 ± 260.7

1370.6 ± 258.1

0.96 ± 0.19

1.02 ± 0.14

0.75 ± 0.09

p

0.075

< 0.001*

< 0.001*

0.007*

0.001*

High-grade CAC

1815.7 [1679.4, 1897.5]

1147.8 ± 184.3

0.95 ± 0.17

1.02 ± 0.21

0.76 ± 0.16

Low-grade CAC

1889.7 ± 149.0

1333.4 ± 205.2

0.76 ± 0.12

1.09 [1.00, 1.19]

0.84 ± 0.07

p

0.197

0.011*

0.001*

0.197

0.066

Early stage CC

1992.5 ± 248.4

1242.5 [1071.8, 1450.0]

0.95 [0.82, 1.11]

1.02 [0.92, 1.12]

0.74 ± 0.11

Advanced stage CC

2105.3 ± 240.7

1322.7 ± 246.4

0.94 [0.82, 1.13]

1.01 ± 0.15

0.75 ± 0.11

p

0.006*

0.084

0.891

0.958

0.682

  1. Abbreviations: DKI, diffusion kurtosis imaging; CSCC, cervical squamous cell carcinoma; CAC, cervical adenocarcinoma; MK, kurtosis along the axial direction; MD, mean diffusivity; ADC, apparent diffusion coefficient
  2. *p < 0.05