Table 2. Descriptive statistics of adjuvant endocrine cohort (n=3361) by adherence.
| Low adherence (%) | High adherence (%) | χ2-test (Pearson's, d.f., P-value) | |
|---|---|---|---|
| Numbers |
576 (17) |
2785 (83) |
— |
|
SIMD quintile | |||
| 1 | 89 (16) | 364 (13) | 9.7; 4; 0.044 |
| 2 | 88 (15) | 387 (14) | — |
| 3 | 109 (19) | 436 (16) | — |
| 4 | 164 (29) | 932 (34) | — |
| 5 | 120 (21) | 618 (23) | — |
| Unknown |
6 |
48 |
— |
|
Age group | |||
| <40 | 45 (8) | 88 (3) | 41.8; 5; <0.0001 |
| 40–49 | 94 (16) | 363 (13) | — |
| 50–59 | 149 (26) | 643 (23) | — |
| 60–69 | 114 (20) | 657 (24) | — |
| 70–79 | 90 (16) | 579 (21) | — |
| 80+ |
84 (14) |
455 (16) |
— |
|
Charlson's index | |||
| 0–2 | 179 (31) | 833 (30) | 0.4; 2; 0.809 |
| 3–5 | 227 (39) | 1098 (39) | — |
| 6+ |
170 (30) |
854 (31) |
— |
|
Tumour stage | |||
| 1 | 152 (44) | 640 (43) | 6.8; 3; 0.077 |
| 2 | 111 (33) | 541 (36) | — |
| 3 | 36 (11) | 101 (7) | — |
| 4 | 43 (12) | 206 (14) | — |
| Unknown |
234 |
1297 |
— |
|
Clinical nodes | |||
| 0 | 353 (80) | 1591 (82) | 0.5; 2; 0.785 |
| 1 | 73 (17) | 298 (15) | — |
| 2 | 12 (3) | 52 (3) | — |
| Unknown |
138 |
844 |
— |
|
Clinical metastases | |||
| No | 410 (94) | 1796 (96) | 1; 1; 0.320 |
| Yes | 24 (6) | 83 (4) | — |
| Unknown |
142 |
906 |
— |
|
Tumour grade | |||
| 1 | 70 (17) | 325 (15) | 2.5; 2; 0.282 |
| 2 | 201 (48) | 1139 (52) | — |
| 3 | 150 (35) | 731 (33) | — |
| Unknown |
155 |
590 |
— |
|
ER status | |||
| Positive | 362 (90) | 1958 (92) | 3.9; 1; 0.050 |
| Negative | 42 (10) | 159 (8) | |
| Unknown | 172 | 668 | |
Abbreviations: ER=oestrogen receptor; SIMD=Scottish Index of Multiple Deprivation.