Table 1 Characteristics of low- and high-grade dysplasia patients identified at the University of California at San Francisco Medical Center between 1985 and 2015
Entire cohort (n = 61) | Low-grade dysplasia (n = 38) | High-grade dysplasia (n = 23) | |
|---|---|---|---|
Mean age, years (range) | 63 (9–92) | 58 (9–87) | 73 (31–92) |
Gender | |||
Male | 29 (48%) | 19 (50%) | 10 (44%) |
Female | 32 (53%) | 19 (50%) | 13 (57%) |
Ethnicity | |||
Caucasians | 22 (36%) | 15 (40%) | 7 (30%) |
Non-Caucasians | 39 (64%) | 23 (61%) | 16 (70%) |
Asians | 21 (34%) | 12 (32%) | 9 (39%) |
Hispanics | 8 (13%) | 6 (16%) | 2 (9%) |
African Americans | 5 (8%) | 3 (8%) | 2 (9%) |
Others | 5 (8%) | 2 (5%) | 3 (13%) |
Familial adenomatous polyposis | 14 (23%) | 12 (32%) | 2 (9%) |
Polypoid appearance | 49 (80%) | 31 (82%) | 18 (78%) |
Helicobacter pylori | 10 (16%) | 7 (18%) | 3 (13%) |
Intestinal metaplasia | 39 (64%) | 24 (63%) | 15 (65%) |
Location | |||
Antrum | 26 (43%) | 16 (42%) | 10 (44%) |
Fundus | 12 (20%) | 7 (18%) | 5 (22%) |
Angularis | 7 (12%) | 2 (5%) | 5 (22%) |
Cardia | 6 (10%) | 5 (13%) | 1 (4%) |
Pylorus | 2 (3%) | 1 (3%) | 1 (4%) |
Anastomosis | 1 (2%) | 1 (3%) | 0 (0%) |
Unknown | 7 (12%) | 6 (16%) | 1 (4%) |
DNA content abnormality | 23 (38%) | 5 (13%) | 18 (78%) |
Mean follow-up time, months (range) | 20 (0–147) | 24 (0–147) | 13 (0–109) |
