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. 2023 Jan 20;54(1):186–191. [Article in Chinese] doi: 10.12182/20230160111

表 1. Comparison of general data of each group.

各组一般资料比较

Group n Sex/case Age/yr. Body mass index/(kg/m2) Clinical stage/case Type/case Smoking history/case Drinking history/case
Male Female 0 Protuberant Flat Sunken
Gastric cancer 109 61 48 54.08±10.35 23.46±3.17 5 65 39 31 56 22 33 36
Benign 115 60 55 51.95±9.42 22.96±3.24 30 32
Low grade 112 59 53 53.08±10.46 23.15±3.21 32 35
High grade 109 58 51 53.69±10.27 23.26±3.11 29 33
Healthy 104 56 48 52.97±10.16 22.59±4.06 27 30
χ2/F 0.564 0.720 1.023 1.062 0.841
P 0.379 0.579 0.395 0.183 0.225