Table 2 Statistical description and univariate analysis of tumor markers, the CT value-related parameters, and texture parameters in the primary cohort

 CA199 (U/mL)

8.92 (5.55, 12.91)

11.74 (8.39, 197.35)

0.007*

 CA724 (U/mL)

1.83 (1.20, 4.69)

3.00 (1.73, 22.22)

0.023*

 CA242 (U/mL)

3.19 (2.21, 5.54)

6.91 (2.69, 105.51)

0.015*

 AP value mean (HU)

112.51 (89.22, 137.63)

94.12 (76.98, 113.02)

0.024*

 AP value min (HU)

90.00 (71.50, 113.00)

70.00 (54.50, 101.50)

0.018*

 Δmean A-N (HU)

69.86 (50.52, 96.24)

50.28 (34.13, 75.73)

0.028*

 Δmean P-A (HU)

−19.02 (−35.97, −6.23)

−6.12 (−24.34, 7.84)

0.024*

 Δmean D-A (HU)

−32.65 (−50.80, −10.62)

−17.50 (−36.10, 14.62)

0.021*

 Mean (HU)

106.47 (92.20, 120.32)

90.74 (71.18, 111.48)

0.027*

 Max frequency

15.50 (10.00, 29.00)

31.00 (19.00, 51.00)

< 0.001*

 Minimum (HU)

58.00 (41.75, 75.25)

42.00 (25.50, 55.00)

0.006*

 5th percentile (HU)

76.50 (63.50, 93.00)

63.00 (45.00, 79.50)

0.015*

 10th percentile (HU)

82.00 (68.00, 101.00)

68.00 (51.00, 89.00)

0.019*

 25th percentile (HU)

93.00 (79.75, 111.00)

78.00 (59.50, 98.50)

0.017*

 50th percentile (HU)

106.00 (91.75, 120.50)

90.00 (68.50, 109.50)

0.029*

 75th percentile (HU)

118.50 (103.00, 133.25)

101.00 (84.50, 123.50)

0.027*

 90th percentile (HU)

129.00 (114.75, 147.00)

114.00 (95.50, 141.00)

0.046*