Table 1 Characteristics between MIA and IAC groups

Age (years)

54.7 ± 12.28

61.44 ± 10.49

0.011^a

Dmax (mm)

7.5 [6.0, 9.75]

16 [13, 21]

< 0.001^c

SUVmax

0.6 [0.5, 0.8]

1.2 [0.9, 1.6]

< 0.001^c

SUVindex

1.0 [1.0, 1.0]

1.0 [1.3, 2.3]

< 0.001^c

Fasting blood glucose

5.4 [5.3, 5.85]

5.8 [5.42, 6.5]

0.032^b

Height

162.55 ± 6.684

160.58 ± 6.965

0.245^a

Weight

63.53 ± 10.203

60.17 ± 9.085

0.139^a

Gender ratio

Male

10(50.0%)

44(40.7%)

0.441^b

Female

10(50.0%)

64(59.3%)

Lesion type [n(%)]

Pure GGN

16(80.0%)

34(31.5%)

< 0.001^b

Mixed GGN

4(20.0%)

62(57.4%)

Solid

0(0.0%)

12(11.1%)

Lobulation n[(%)]

Yes

3(5.4%)

53(94.6%)

0.005^b

No,

17(23.6%)

55(76.4%)

Spiculation n[(%)]

Yes

1(2.3%)

43(97.7%)

0.003^b

No

19(22.6%)

65(77.4%)

Vessel relationship n[(%)]

Yes

5(11.1%)

40(88.9%)

0.406^b

No

15(18.1%)

68(81.9%)

Plearal retraction n[(%)]

Yes

5(6.8%)

68(93.2%)

0.002^b

No

15(27.3%)

40(72.7%)