Observational Study
Copyright ©The Author(s) 2022.
World J Clin Cases. Apr 6, 2022; 10(10): 3113-3120
Published online Apr 6, 2022. doi: 10.12998/wjcc.v10.i10.3113
Table 1 Comparison of general clinical data between the observation group and the control group, n (%)
Group
Cases
Age (yr)
Course of the disease (mo)
AJCC stage
Site
Tissue types
I
II
Outer quadrant
Non outer quadrant
Invasive ductal carcinoma
Others
Observation group4451.03 ± 12.1111.06 ± 3.3526 (59.09)18 (40.91)26 (59.09)18 (40.91)33 (75.00)11 (25.00)
Control group3649.10 ± 11.4510.42 ± 4.0319 (52.78)17 (47.22)21 (58.33)15 (41.67)24 (66.67)12 (33.33)
t/χ20.727 0.776 0.3210.8780.671
P value0.470 0.440 0.5710.3490.413