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Observational Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Oct 27, 2026; 18(10): 122120
Published online Oct 27, 2026. doi: 10.4240/wjgs.122120
Table 1 Comparison of baseline characteristics between two groups, n (%)/mean ± SD
Variable
Observation (n = 119)
Control (n = 117)
χ2/t/Z
P value
Gender - male71 (59.7)67 (57.3)0.1860.666
Gender - female48 (40.3)50 (42.7)--
Age (years)58.34 ± 8.7257.86 ± 9.150.4120.681
BMI (kg/m2)23.18 ± 2.8623.42 ± 2.91-0.6390.523
Smoking history42 (35.3)38 (32.5)0.2040.651
Drinking history35 (29.4)31 (26.5)0.2490.618
Diabetes history18 (15.1)15 (12.8)0.2600.610
Hypertension history 32 (26.9)29 (24.8)0.1370.711
Staging - carcinoma in situ98 (82.4)95 (81.2)0.0890.766
Staging - intramucosal carcinoma21 (17.6)22 (18.8)--
Differentiation - well-moderate103 (86.6)99 (84.6)0.3240.569
Differentiation - poorly differentiated16 (13.4)18 (15.4)--
Atrophic gastritis119 (100.0)117 (100.0)--
Intestinal metaplasia108 (90.8)104 (88.9)0.2250.635
LGIN45 (37.8)42 (35.9)0.0930.760
HGIN12 (10.1)14 (12.0)0.2120.645
Location - antrum52 (43.7)54 (46.2)0.8920.827
Location - body35 (29.4)31 (26.5)--
Location - angle23 (19.3)24 (20.5)--
Location - cardia9 (7.6)8 (6.8)--
H. pylori infection68 (57.1)64 (54.7)0.1410.707
Pre-treatment TCM score18.52 ± 5.3618.21 ± 5.480.4390.661
Table 2 Comparison of histopathological efficacy between two groups, n (%)
Group
n
Reversal
Improvement
Stable
Progression
Observation11925 (21.0)50 (42.0)37 (31.1)7 (5.9)
Control11712 (10.3)34 (29.1)55 (47.0)16 (13.7)
Z/P value-Z = -3.284P = 0.001--
Table 3 Comparison of clinical efficacy between the two groups, n (%)
Group
n
Marked
Effective
Ineffective
Progression
Total effective rate
Observation11928 (23.5)47 (39.5)37 (31.1)7 (5.9)75 (63.0)
Control11714 (12.0)32 (27.4)55 (47.0)16 (13.7)46 (39.3)
Z/P value--Z = -3.412P < 0.001--
Table 4 Comparison of histopathological scores before and after treatment, mean ± SD
Group
Time
Atrophy
Intestinal metaplasia
Intraepithelial neoplasia
Total
Observation (n = 119)Before2.15 ± 0.681.89 ± 0.721.18 ± 1.245.22 ± 1.86
After1.52 ± 0.71a1.28 ± 0.69a0.54 ± 0.82a3.34 ± 1.58a
Control (n = 117)Before2.11 ± 0.651.85 ± 0.741.22 ± 1.285.18 ± 1.92
After1.82 ± 0.69a1.58 ± 0.72a0.86 ± 1.05a4.26 ± 1.74a
t/P value (after)--3.297/0.001-3.275/0.001-2.622/0.009-4.269/< 0.001
Table 5 Comparison of traditional Chinese medicine syndrome scores between the two groups, mean ± SD
Group
n
Before
3 months
Completion
Observation11918.52 ± 5.3611.86 ± 4.28a,b7.24 ± 3.56 a,b,c
Control11718.21 ± 5.4814.35 ± 4.86a10.82 ± 4.15a,c
t/P value-0.439/0.661-4.189/< 0.001-7.139/< 0.001
Table 6 Comparison of traditional Chinese medicine syndrome efficacy between two groups, n (%)
Group
n
Cure
Marked
Effective
Ineffective
Total effective rate
Observation11915 (12.6)45 (37.8)42 (35.3)17 (14.3)102 (85.7)
Control1176 (5.1)28 (23.9)42 (35.9)41 (35.0)76 (65.0)
Z/P value---Z = -3.658P < 0.001-
Table 7 Comparison of gastric function indicators, mean ± SD
Group
Time
PGI (μg/L)
PGII (μg/L)
PGR
G-17 (pmol/L)
Observation (n = 119)Before68.52 ± 18.3415.86 ± 5.424.32 ± 1.385.86 ± 2.34
After82.76 ± 19.85a13.24 ± 4.56a6.25 ± 1.82a8.34 ± 2.86a
Control (n = 117)Before67.86 ± 17.9215.62 ± 5.284.34 ± 1.425.72 ± 2.28
After75.42 ± 18.68a14.28 ± 4.82a5.28 ± 1.65a7.12 ± 2.64a
t/P value (after)3.012/0.003-1.718/0.0874.326/< 0.0013.426/< 0.001
Table 8 Comparison of inflammatory factor levels, mean ± SD
Group
Time
IL-6 (pg/mL)
IL-8 (pg/mL)
TNF-α (pg/mL)
Observation (n = 119)Before28.56 ± 8.7242.35 ± 12.6835.82 ± 10.45
After18.92 ± 6.54a28.64 ± 9.86a24.18 ± 8.26a
Control (n = 117)Before29.12 ± 8.4543.12 ± 12.3436.24 ± 10.18
After23.45 ± 7.82a35.28 ± 10.92a29.86 ± 9.12a
t/P value (after)-4.836/< 0.001-4.920/< 0.001-5.032/< 0.001
Table 9 Comparison of gastrointestinal quality-of-life index score scores before and after treatment, mean ± SD
Group
Time
GI symptoms
Physical
Emotional
Social
Treat
Total
Observation (n = 119)Before42.56 ± 8.3418.24 ± 4.5212.86 ± 3.287.52 ± 2.155.24 ± 1.5686.42 ± 15.62
After58.72 ± 9.18a24.35 ± 4.86a17.24 ± 3.45a10.18 ± 2.34a6.85 ± 1.42a117.34 ± 16.85a
Control (n = 117)Before42.18 ± 8.5618.12 ± 4.6812.72 ± 3.357.45 ± 2.225.18 ± 1.6285.65 ± 16.24
After51.45 ± 8.86a21.56 ± 4.72a15.18 ± 3.52a8.86 ± 2.28a6.52 ± 1.48a103.57 ± 16.42a
t (after)6.2044.5054.5714.4181.7566.385
P value (after)< 0.001< 0.001< 0.001< 0.0010.080< 0.001
Table 10 Metachronous gastric cancer and precancerous lesion progression, n (%)
Group
n
Metachronous GC
χ2/P value
PL progression
χ2/P value
Observation1162 (1.7)4.125/0.0429 (7.8)6.852/0.009
Control1126 (5.4)-21 (18.8)-
Table 11 Cox regression analysis of factors affecting precancerous lesion progression
Variable
Univariate HR (95%CI)
Univariate P
Multivariate HR (95%CI)
Multivariate P
Age (≥ 65 vs < 65)1.682 (0.886-3.194)0.112--
Gender (male vs female)1.124 (0.568-2.224)0.736--
BMI (≥ 24 vs < 24)0.892 (0.456-1.745)0.738--
Smoking (yes vs no)1.524 (0.792-2.932)0.208--
Drinking (yes vs no)1.436 (0.724-2.848)0.302--
Diabetes (yes vs no)1.386 (0.624-3.078)0.422--
Hypertension (yes vs no)1.245 (0.612-2.534)0.546--
Poorly differentiation (yes vs no)1.724 (0.786-3.782)0.174--
HGIN (yes vs no)3.856 (1.892-7.862)< 0.0013.286 (1.524-7.086)0.002
Score ≥ 6 (yes vs no)2.724 (1.386-5.352)0.0042.458 (1.182-5.112)0.016
Cardia (yes vs no)1.856 (0.824-4.182)0.135--
HJD treatment (yes vs no)0.362 (0.172-0.762)0.0070.385 (0.178-0.832)0.015
Table 12 Comparison of adverse reactions between two groups, n (%)
Adverse reaction
Observation (n = 119)
Control (n = 117)
Nausea4 (3.4)4 (3.4)
Diarrhea5 (4.2)3 (2.6)
Abdominal pain3 (2.5)2 (1.7)
Constipation0 (0.0)2 (1.7)
Rash2 (1.7)0 (0.0)
Mild liver function abnormality1 (0.8)0 (0.0)
Total15 (12.6)11 (9.4)
χ2/P value0.6120.434


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