Table 2.
Disease management in patients aged above and under 90
| Age at diagnosis | p | ||
|---|---|---|---|
| Diagnosis at ≤90 n (%) n = 12,712 | Diagnosis at >90 n (%) n = 113 | ||
| Disease management | |||
| Biopsy performed before surgery | NS1 | ||
| Yes | 8,213 (64·6%) | 72 (63·7%) | |
| No | 3,552 (27·9%) | 32 (28·3%) | |
| Unknown | 957 (7·5%) | 9 (8·0%) | |
| Imaging performed before surgery | ≤0.0011 | ||
| Yes | 9,552 (75·1%) | 64 (56·6%) | |
| No | 700 (5·5%) | 14 (12·4%) | |
| Unknown | 2,470 (19·4%) | 35 (31·0%) | |
| Neoadjuvant treatment before surgery | 0.0451 | ||
| Yes | 835/3565 (23·4%) | 3/34 (8·8%) | |
| No | 2730/3565 (76·6%) | 31/34 (91·2%) | |
| Total | 3,565 | 34 | |
| Surgery performed | ≤0.0011 | ||
| Yes | 9,988 (78·5%) | 68 (60·2%) | |
| No | 1,014 (8·0%) | 23 (20·4%) | |
| Unknown | 1,720 (13·5%) | 22 (19·5%) | |
| Excision margins of first surgery | 0.091 | ||
| R0 | 3,910 (30·7%) | 26 (23%) | |
| R1 | 2,608 (20·5%) | 20 (17·7%) | |
| R2 | 990 (7·8%) | 9 (8%) | |
| Unknown | 5,214 (41·0%) | 58 (51·3%) | |
| Reexcision after first surgery | NS1 | ||
| No | 11,380 (89·5%) | 105 (92·9%) | |
| Yes | 1,342 (10·5%) | 8 (7·1%) | |
| Excision margins at second surgery | NS1 | ||
| R0 | 993 (7·8%) | 5 (4·4%) | |
| R1 | 213 (1·7%) | 2 (1·8%) | |
| R2 | 39 (0·3%) | 0 | |
| Unknown | 97/1342 | 1/8 | |
1
Chi‐square or Fisher's exact test.