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©2005 Baishideng Publishing Group Inc.
World J Gastroenterol. Jun 7, 2005; 11(21): 3175-3181
Published online Jun 7, 2005. doi: 10.3748/wjg.v11.i21.3175
Published online Jun 7, 2005. doi: 10.3748/wjg.v11.i21.3175
Table 1 Age and gender distribution of cases and controls.
Variables | Number of subjects (%) | |
Cases | Controls | |
Gender | ||
Male | 276 (65.6) | 414 (65.5) |
Female | 145 (34.4) | 218 (34.5) |
Age (yr) | ||
<39 | 18 (4.3) | 27 (4.3) |
40-49 | 54 (12.8) | 81 (12.8) |
50-59 | 115 (27.3) | 173 (27.4) |
60-69 | 152 (36.1) | 228 (36.1) |
≥70 | 82 (19.5) | 123 (19.4) |
Table 2 Mean±SE of intake amount of selected food items in cases and controls (unit: g/wk).
Food group | Cases | Controls | P1 |
Kimchi | 861.5±34.7 | 655.4±21.8 | <0.0001 |
Soybean pastes | 661.3±28.2 | 570.7±24.0 | 0.0155 |
Fresh vegetables | 232.8±13.0 | 242.5±10.8 | 0.5681 |
Nonfermented alliums | 74.3±6.6 | 99.9±6.8 | 0.0071 |
Nonfermented seafood | 17.0±3.2 | 14.7±1.5 | 0.5125 |
Nonfermented soybean foods | 208.9±14.4 | 229.7±12.3 | 0.2808 |
Table 3 Distribution of cases and controls according to the intake of food groups.
Food group | Number (%) | OR1 (95%CI2) | P | |
Cases | Controls | |||
Kimchi | ||||
Low | 166 (39.4) | 318 (50.3) | 1.00 | 0.0004 |
High | 255 (60.6) | 314 (49.7) | 1.57 (1.22, 2.01) | |
Soybean pastes | ||||
Low | 162 (38.5) | 319 (50.5) | 1.00 | 0.0002 |
High | 259 (61.5) | 313 (49.5) | 1.62 (1.26, 2.09) | |
Fresh vegetables | ||||
Low | 217 (51.5) | 311 (49.2) | 1.00 | 0.4830 |
High | 204 (48.5) | 321 (50.8) | 0.92 (0.72, 1.17) | |
Nonfermented alliums | ||||
Low | 250 (59.4) | 318 (50.3) | 1.00 | 0.0046 |
High | 171 (40.6) | 314 (49.7) | 0.70 (0.54, 0.89) | |
Nonfermented seafood | ||||
Low | 254 (60.3) | 317 (50.2) | 1.00 | 0.0012 |
High | 167 (37.9) | 315 (49.8) | 0.66 (0.51, 0.85) | |
Nonfermented soybean foods | ||||
Low | 227 (53.9) | 314 (49.7) | 1.00 | 0.2160 |
High | 194 (46.1) | 318 (50.3) | 0.85 (0.66, 1.10) |
Table 4 Distribution of genetic polymorphisms of the GSTM1, GSTT1, CYP1A1, CYP2E1, and ALDH2 genes in cases and controls.
Genotype | Number (%) | Total (%) | OR1 (95%CI2) | |
Cases | Controls | |||
CYP1A1 | ||||
Ile/Ile | 246 (58.9) | 415 (65.8) | 661 (63.0) | 1.00 |
Ile/Val or Val/Val | 172 (41.1) | 216 (34.2) | 388 (37.0) | 1.34a (1.04, 1.73) |
CYP2E1 | ||||
c1/c1 | 268 (64.4) | 400 (63.5) | 668 (63.9) | 1.00 |
c1/c2 or c2/c2 | 148 (35.6) | 230 (36.5) | 378 (36.1) | 0.96 (0.74, 1.24) |
GSTT1 | ||||
Non-null | 229 (57.3) | 367 (59.8) | 596 (58.8) | 1.00 |
Null | 171 (42.7) | 247 (40.2) | 418 (41.2) | 1.11 (0.86, 1.44) |
GSTM1 | ||||
Non-null | 149 (37.3) | 254 (41.4) | 403 (39.7) | 1.00 |
Null | 251 (62.7) | 360 (58.6) | 611 (60.3) | 1.18 (0.91, 1.53) |
ALDH2 | ||||
*1/*1 | 286 (67.9) | 462 (73.3) | 748 (71.2) | 1.00 |
*1/*2 or *2/*2 | 135 (32.1) | 168 (26.7) | 303 (28.8) | 1.30 (0.99, 1.70) |
Table 5 Odds ratios (95%CI) for food groups according to polymorphisms of the CYP1A1, CYP2E1, GSTM1, GSTT1, and ALDH2 genes.
Genotype | Kimchi | Soybean pastes | Fresh vegetables | Nonfermented alliums | Nonfermented seafood | Nonfermented soybean foods | |
CYP1A1 | Ile/Ile | 1.89b | 1.78b | 0.92 | 0.60b | 0.56b | 0.78 |
(1.37, 2.61) | (1.29, 2.46) | (0.67, 1.26) | (0.44, 0.83) | (0.40, 0.77) | (0.56, 1.07) | ||
Ile/Val or | 1.13 | 1.34 | 0.85 | 0.91 | 0.89 | 0.96 | |
Val/Val | (0.75, 1.70) | (0.89, 2.02) | (0.57, 1.28) | (0.61, 1.38) | (0.59, 1.34) | (0.63, 1.44) | |
CYP2E1 | c1/c1 | 1.74b | 1.77b | 0.91 | 0.74 | 0.57b | 0.84 |
(1.27, 2.40) | (1.29, 2.43) | (0.67, 1.24) | (0.54, 1.01) | (0.42, 0.78) | (0.61, 1.15) | ||
c1/c2 or | 1.27 | 1.37 | 0.91 | 0.63a | 0.87 | 0.87 | |
c2/c2 | (0.84, 1.93) | (0.90, 2.09) | (0.60, 1.38) | (0.41, 0.96) | (0.57, 1.33) | (0.57, 1.33) | |
GSTM1 | Null | 1.152 | 1.51a | 0.84 | 0.69a | 0.64b | 0.84 |
(0.83, 1.59) | (1.08, 2.10) | (0.61, 1.16) | (0.50, 0.95) | (0.46, 0.89) | (0.61, 1.17) | ||
Non-null | 2.31b | 1.73b | 1.00 | 0.71 | 0.64a | 0.82 | |
(1.51, 3.53) | (1.14, 2.61) | (0.66, 1.50) | (0.47, 1.08) | (0.42, 0.96) | (0.54, 1.24) | ||
GSTT1 | Null | 1.052 | 1.38 | 0.94 | 0.70 | 0.64a | 0.79 |
(0.71, 1.56) | (0.93, 2.04) | (0.63, 1.39) | (0.47, 1.04) | (0.43, 0.96) | (0.53, 1.17) | ||
Non-null | 2.01b | 1.85b | 0.89 | 0.67a | 0.64b | 0.87 | |
(1.43, 2.84) | (1.32, 2.61) | (0.64, 1.24) | (0.48, 0.94) | (0.45, 0.90) | (0.62, 1.22) | ||
ALDH2 | *1/*1 | 1.67b | 1.64b | 1.01 | 0.75 | 0.66b | 0.81 |
(1.34, 2.26) | (1.22, 2.22) | (0.75, 1.36) | (0.56, 1.01) | (0.49, 0.89) | (0.60, 1.10) | ||
*1/*2 or | 1.24 | 1.57 | 0.68 | 0.61a | 0.68 | 1.00 | |
*2/*2 | (0.77, 1.99) | (0.98, 2.51) | (0.43, 1.08) | (0.38, 0.97) | (0.42, 1.10) | (0.62, 1.61) |
- Citation: Nan HM, Park JW, Song YJ, Yun HY, Park JS, Hyun T, Youn SJ, Kim YD, Kang JW, Kim H. Kimchi and soybean pastes are risk factors of gastric cancer. World J Gastroenterol 2005; 11(21): 3175-3181
- URL: https://www.wjgnet.com/1007-9327/full/v11/i21/3175.htm
- DOI: https://dx.doi.org/10.3748/wjg.v11.i21.3175