Table 4 Clinicopathologic features of 46 patients with resected IPMNs (HRS patients)
|  | All patients (n = 46) | Smear method (n = 23) | LBC (n = 23) | P value |
|---|---|---|---|---|
Age (IQR), years | 71 (66–75) | 70 (66–73) | 71 (66–77) | 0.733 |
Sex (male/female) | 27/19 | 15/8 | 12/11 | 0.369 |
Location of main lesion (Ph/Pbt) | 21/25 | 11/12 | 10/13 | 0.767 |
Type of IPMN, n (%) | 0.128 | |||
 BD | 9 (20) | 4 (17) | 5 (22) |  |
 Mixed | 25 (54) | 10 (43) | 15 (65) |  |
 MD | 12 (26) | 9 (39) | 3 (13) |  |
Pathological diagnosis, n (%) | 0.407 | |||
 L-IGD | 16 (35) | 6 (26) | 10 (43) |  |
 HGD | 10 (22) | 5 (22) | 5 (22) |  |
 IC | 20 (43) | 12 (52) | 8 (35) |  |
Obstructive jaundice, n (%) | 6 (13) | 3 (13) | 3 (13) | 1.000 |
Diameter of dilated branch duct (IQR), mm | 25.5 (6.0–42.3) | 17.0 (0–46.0) | 28.0(20.0–42.0) | 0.370 |
 ≥  30 mm, n (%) | 21 (46) | 10 (44) | 11 (48) | 0.767 |
Diameter of MPD (IQR), mm | 10.0 (5.0–12.0) | 10.0 (6.0–13.0) | 8.0 (5.0–12.0) | 0.205 |
 ≥  10 mm, n (%) | 23 (50) | 14 (61) | 9 (39) | 0.140 |
Patients with MN, n (%) | 43 (93) | 22 (96) | 21 (91) | 0.550 |
 Height of MN (IQR), mm | 12.0 (7.0–18.0) | 11.0 (7.0–17.3) | 13.0 (7.5–19.5) | 0.626 |
 Enhancing MN ≥ 5 mm, n (%) | 31 (72) | 15 (68) | 16 (76) | 0.558 |
SPACE, n (%) | 6 (13) | 0 (0) | 6 (26) | 0.009 |