Evaluating the detection rate and pathological features of polyps in patients with upper gastrointestinal endoscopy

Table 1 Demographic data and clinical characteristics of patients, n (%)

Patients		Patients
Sex		Distribution of polyp size (mm)
Male	98 (25.5)	< 5	98 (25.5)
Female	286 (74.5)	6-10	176 (45.8)
Age (year)		11-20	90 (23.4)
< 40	34 (8.9)	> 20 mm	200 (5.2)
41-50	72 (18.7)	Symptom
51-60	84 (21.9)	Dyspepsia	126 (32.8)
61-70	34 (33.8)	Anemia	82 (21.3)
> 70	640 (16.7)	Abdominal pain	70 (18.2)
Polyp size (mm), mean ± SD	10.6 ± 4.1 (3-21)	Other	106 (27.6)

SD: Standard deviation.

Table 2 Distribution of histopathological types of gastric polyps, n (%)

Characteristic	n = 384
Hyperplastic polyp	340 (88.5)
Foveolar hyperplasia	20 (5.2)
Fundic gland polyp	8 (2.1)
Adenomatous polyp	8 (2.1)
Adenomatous and hyperplastic polyp	2 (0.5)
Inflammatory fibroid polyp	2 (0.5)
Fibrotic polyp	2 (0.5)
Adenocarcinoma	1 (0.3)
Carcinoid tumor	1 (0.3)

Table 3 Distribution of clinical symptoms in different pathological types

Symptoms	Hyperplastic polyp	Foveolar hyperplasia	Fundic gland polyp	Adenomatous polyp	Adenomatous and hyperplastic polyp	Inflammatory fibroid polyp	Fibrotic polyp	Adenocarcinoma	Carcinoid tumor
Regurgitation	104	12	3	2	1	1	1	1	1
Heartburn	92	6	2	2	1	0	0	0	0
Belching	70	6	1	1	0	1	1	0	0
Poststernal discomfort	15	0	0	0	0	0	0	0	0
Weight loss	8	1	0	0	0	0	0	0	0
Nausea/vomiting	16	1	0	0	0	0	0	0	0
Abdominal pain	31	1	0	1	0	0	0	0	0
Bloating	8	4	2	2	0	0	0	0	0

Table 4 Distribution of types of snare polypectomy, n (%)

Characteristic	Patients
PS	75 (58.6)
PS + sclerotherapy	41 (32.0)
PS + endoloop	7 (5.5)
PS + sclerotherapy + endoloop	3 (2.3)
PS + sclerotherapy + endoclip	2 (1.6)
Total	128 (100)

PS: Polypectomy with snare.