Table 2.
Smoking status at baseline | |||
---|---|---|---|
Histological parameters at baseline | Non- smoker n=184 |
Active- smoker n=80 |
Two-sided p-value |
Histopathological diagnosis, n(%) | |||
Multifocal atrophic gastritis | 43(23.4) | 18(22.5) | 0.878 |
Intestinal metaplasia | 141(76.6) | 62(77.5) | |
Histopathological score, mean (SD) | 4.26(0.43) | 4.33(0.44) | 0.251 |
Total score of Intestinal metaplasia, mean (SD) | 0.48(0.19) | 0.54(0.22) | 0.042 |
Density of H. pylori colonization, mean (SD) | |||
Total | 1.69(0.74) | 1.75(0.67) | 0.516 |
Antrum | 1.58(0.78) | 1.71(0.76) | 0.186 |
Corpus | 2.10(0.77) | 1.88(0.72) | 0.050 |
Polymorphonuclears, mean (SD) | |||
Total | 1.91(0.66) | 1.97(0.58) | 0.484 |
Antrum | 1.87(0.71) | 2.00(0.63) | 0.165 |
Corpus | 2.08(0.74) | 1.78(0.87) | 0.011 |
Mononuclears, mean (SD) | |||
Total | 1.93(0.26) | 1.92(0.22) | 0.740 |
Antrum | 1.94(0.29) | 1.93(0.23) | 0.764 |
Corpus | 1.93(0.35) | 1.86(0.42) | 0.230 |
Total inflammation, mean (SD) | |||
Total | 1.92(0.44) | 1.95(0.37) | 0.662 |
Antrum | 1.91(0.47) | 1.97(0.40) | 0.334 |
Corpus | 2.00(0.50) | 1.83(0.59) | 0.020 |
Intraepithelial lymphocytes, mean (SD) | |||
Total | 0.31(0.32) | 0.37(0.37) | 0.195 |
Antrum | 0.36(0.39) | 0.45(0.43) | 0.112 |
Corpus | 0.16(0.36) | 0.10(0.28) | 0.255 |
Mucus depletion, mean (SD) | |||
Total | 2.11(0.97) | 2.13(0.92) | 0.917 |
Antrum | 2.11(1.02) | 2.20(0.98) | 0.511 |
Corpus | 2.19(1.09) | 1.87(1.14) | 0.050 |
Lymphoid follicles, mean (SD) | |||
Total | 0.33(0.30) | 0.33(0.31) | 0.937 |
Antrum | 0.37(0.36) | 0.34(0.35) | 0.598 |
Corpus | 0.22(0.47) | 0.22(0.43) | 0.963 |
Regenerative activity, mean (SD) | |||
Total | 0.60(0.52) | 0.66(0.53) | 0.405 |
Antrum | 0.68(0.59) | 0.75(0.62) | 0.358 |
Corpus | 0.43(0.63) | 0.32(0.61) | 0.204 |
Abbreviation: SD: Standard deviation