Table 1 Patient characteristics (N = 431)
Characteristic | IHC Nodal scoring index category | Chi-square P-value | ||
|---|---|---|---|---|
| Â | 0 to 3 | 4 to 6 | 9 | Â |
| Â | N (%) | N (%) | N (%) | Â |
| Â | 143 (33) | 213 (49) | 75 (17) | Â |
Age group (N = 430) | Â | Â | Â | Â |
< 40 | 10 (29) | 21 (60) | 4 (11) | 0.741 |
40-49 | 32 (35) | 43 (47) | 16 (18) | Â |
50-59 | 39 (32) | 61 (50) | 23 (19) | Â |
60-69 | 33 (33) | 54 (54) | 13 (13) | Â |
> = 70 | 28 (35) | 34 (42) | 19 (23) | Â |
*Missing | 1 (100) | - | - | Â |
Race | Â | Â | Â | Â |
White (N = 413) | 136 (33) | 206 (50) | 71 (17) | 0.96 |
Other (N = 18) | 7 (39) | 7 (39) | 4 (22) | Â |
Menopausal status | Â | Â | Â | Â |
Postmenopausal (N = 290) | 98 (34) | 139 (48) | 53 (18) | 0.64 |
Other (N = 141) | 45 (32) | 74 (52) | 22 (16) | Â |
Smoking status (N = 426) | Â | Â | Â | Â |
Current | 16 (43) | 15 (41) | 6 (16) | 0.011 |
Former | 54 (38) | 71 (50) | 18 (13) | Â |
Never | 69 (28) | 126 (51) | 51 (21) | Â |
*Missing | 4 (80) | 1 (20) | - | Â |