Case Control Study
Copyright ©The Author(s) 2025.
World J Gastrointest Oncol. Jan 15, 2025; 17(1): 96702
Published online Jan 15, 2025. doi: 10.4251/wjgo.v17.i1.96702
Table 1 distribution of selected demographic variables and risk factors in esophageal squamous cell carcinoma case and control groups, n (%)
Variable
Case group (n = 1043)
Control group (n = 1143)
P value
Age (years), mean ± SD63.07 ± 7.2762.64 ± 9.900.252
Age (years)0.041
        ≥ 63572 (54.84)577 (50.48)
        < 63471 (45.16)566 (49.52)
Sex0.903
        Male758 (72.67)828 (72.44)
        Female285 (27.33)315 (27.56)
Smoking status< 0.001
        Never589 (56.47)810 (70.87)
        Ever454 (43.53)333 (29.13)
Alcohol consumption< 0.001
        Never714 (68.46)1061 (92.82)
        Ever329 (31.54)82 (7.18)