Table 1 Demographic characteristics of breast cancer and control groups
From: Obesity, diabetes mellitus, and the risk of female breast cancer in Eastern China
Characteristic | Cases, n (%) | Controls n (%) | χ2(df) | P value |
|---|---|---|---|---|
Age | ||||
25 to 35 | 5 (4.1) | 14 (3.8) | 0.659 (3) | 0.417 |
36 to 49 | 56 (45.5) | 162 (43.9) | ||
50 to 64 | 54 (43.9) | 167 (45.3) | ||
65 to 70 | 8 (6.5) | 26 (7.0) | ||
Residence | ||||
Urban | 27 (22.0) | 97 (26.3) | 2.517 (1) | 0.113 |
Rural | 96 (78.0) | 272 (73.7) | ||
Education | ||||
Elementary or low | 58 (47.2) | 192 (52.0) | 0.042 (3) | 0.838 |
Middle | 36 (29.3) | 86 (23.3) | ||
High | 24 (19.5) | 60 (16.3) | ||
College | 5 (4.0) | 31 (8.4) | ||
Family annual income (RMB) | ||||
<15,000 | 54 (43.9) | 191 (51.8) | 3.828 (1) | 0.050 |
≥15,000 | 69 (56.1) | 178 (48.2) | ||
Family history of breast cancer | ||||
Yes | 10 (8.1) | 7 (1.9) | 16.056 (1) | 0.000 |
No | 113 (91.9) | 362 (98.1) | ||
Total life satisfactiona | ||||
<25 | 46 (37.4) | 215 (58.3) | 15.990 (1) | 0.000 |
≥25 | 77 (62.6) | 154 (41.7) | ||
Current life satisfactionab | ||||
<13 | 43 (35.0) | 207 (56.1) | 12.461 (1) | 0.000 |
≥13 | 80 (65.0) | 162 (43.9) | ||
Exercise | ||||
Yes | 13 (10.6) | 72 (19.5) | 5.207 (1) | 0.022 |
No | 110 (89.4) | 297 (80.5) |