Retrospective Cohort Study
Copyright ©The Author(s) 2024.
World J Clin Cases. Jul 16, 2024; 12(20): 4065-4073
Published online Jul 16, 2024. doi: 10.12998/wjcc.v12.i20.4065
Table 3 General data between the two groups of patients

Study group (n = 40)
Control group (n = 40)
t/χ2 value
P value
Male/female19/2122/180.4500.502
Age (yr)70.35 ± 4.2671.20 ± 4.180.9010.370
Diabetes course (yr)9.13 ± 2.268.80 ± 2.240.6460.520
Hypertension course (yr)5.30 ± 1.095.28 ± 0.720.1210.904