Table 2

Clinicopathologic characteristics of SSA/P, HP and Intermediated type
HP SSAP pa intermediate
(n=14) (n=24) (SSAP/P vs. HP) (n=30)
Sex: Male/Female 12/2 13/11 .03394 21/9
Age (y), median (range) 52.5 (46–64) 62.5 (51.5–73) .00086 55 (51–63)
Size (mm), median (range) 5 (2–8) 9 (7–15) 7 (5–10)
Location (%)
Right colon 3 (21) 17 (71) 15 (50)
Left colon 5 (36) 6 (25) .00209 10 (33)
Rectum 6 (43) 1 (4) 5 (17)
Endoscopic morphology
Ip 1 (7) 0 (0) 0 (0)
non-Ip 9 (64) 22 (92) <.001 24 (80)
UN 4 (29) 2 (8) 6 (20)

a Mann-Whitney U test or ×2 test.

HP: Hyperplastic polyp.

SSA/P: Sessile serrated adenoma/polyp.

Fujimori et al.

Fujimori et al. Diagnostic Pathology 2012 7:59   doi:10.1186/1746-1596-7-59

Open Data