Table 2 Computed tomography (CT) characteristics of the patient cohort

CT characteristic

Value total n = 130

Midline shift n (%)

Absent: 103 (79%), present: 27 (21%)

Mass lesions n (%)

Absent: 90 (69%), present: 40 (31%)

Both midline shift and mass lesions present n (%)

22 (17%)

Marshall classification:

 Category I n (%)

3 (2.5%)

 Category II n (%)

69 (53%)

 Category III n (%)

17 (13%)

 Category IV n (%)

3 (2.5%)

 Category V n (%)

0 (0%)

 Category VI n (%)

38 (29%)

Rotterdam score median [Q1–Q3]

3 [3–4]

 Score 1 n (%)

1 (1%)

 Score 2 n (%)

18 (14%)

 Score 3 n (%)

64 (49%)

 Score 4 n (%)

21 (16%)

 Score 5 n (%)

22 (17%)

 Score 6 n (%)

4 (3%)