Table 1.
Readmitted, n (%) (n = 234) |
Not readmitted, n (%) (n = 821) | p-value1 | |||
---|---|---|---|---|---|
Early readmission | Late readmission | Long-term readmission | |||
Total | 76 (7.2) | 87 (8.2) | 71 (6.7) | 821 (77.8) | |
Age (years) | |||||
50–54 | 24 (31.6) | 22 (25.3) | 32 (45.1)a | 224 (27.3)a | 0.013 |
55–59 | 25 (32.9) | 27 (31.0) | 16 (22.5) | 212 (25.8) | |
60–64 | 21 (27.6) | 19 (21.8) | 17 (23.9) | 225 (27.4) | |
65–69 | 6 (7.9) | 19 (21.8) | 6 (8.5) | 160 (19.5) | |
Missing | 0 | 0 | 0 | 0 | |
Charlson index | |||||
0 | 61 (80.3) | 61 (70.1) | 47 (66.2) | 603 (73.4) | 0.245 |
1 | 15 (19.7) | 26 (29.9) | 24 (33.8) | 218 (26.6) | |
Missing | 0 | 0 | 0 | 0 | |
Detection mode | |||||
Screen-detected | 50 (65.8) | 62 (71.3) | 42 (59.2) | 568 (69.2) | 0.306 |
Interval Cancer | 26 (34.2) | 25 (28.7) | 29 (40.8) | 253 (30.8) | |
Missing | 0 | 0 | 0 | 0 | |
Tumor-node-metastasis stage | |||||
In situ | 6 (8.1) | 8 (9.6) | 5 (7.4) | 84 (10.4) | 0.069 |
Stage I | 36 (48.6)a | 38 (45.8) | 18 (26.5)a,b | 368 (45.5)b | |
Stage II | 25 (33.8) | 26 (31.3) | 28 (41.2) | 249 (30.8) | |
Stage III/IV | 7 (9.5) | 11 (13.3) | 17 (25.0)a | 108 (13.3)a | |
Missing | 2 | 4 | 3 | 9 | |
Focality | |||||
Unifocal | 43 (70.5)a | 54 (75.0) | 49 (81.7) | 594 (85.3)a | 0.005 |
Multifocal and/or multicentric | 18 (29.5)a | 18 (25.0) | 11 (18.3) | 102 (14.7)a | |
Missing | 15 | 15 | 11 | 125 | |
Tumor grade | |||||
Well differentiated | 13 (21.0) | 18 (27.3)a | 4 (7.0)a,b | 193 (29.2)b | 0.001 |
Moderately differentiated | 33 (53.2) | 34 (51.5) | 27 (47.4) | 248 (37.6) | |
Poorly differentiated/ undifferentiated | 16 (25.8) | 14 (21.2)a | 26 (45.6)a | 219 (33.2) | |
Not applicable | 7 | 4 | 1 | 49 | |
Missing | 7 | 17 | 13 | 112 | |
Tumor phenotype | |||||
Luminal A | 29 (58.0) | 35 (64.8) | 19 (41.3) | 324 (51.8) | 0.017 |
Luminal B | 13 (26.0) | 9 (16.7) | 10 (21.7) | 181 (28.9) | |
HER2 | 3 (6.0) | 3 (5.6) | 11 (23.9)a | 51 (8.1)a | |
Triple-negative | 5 (10.0) | 7 (13.0) | 6 (13.0) | 70 (11.2) | |
Missing | 26 | 37 | 25 | 195 |
1 Chi-square test
a,b Values in the same row and subtable sharing the same subscript were significantly different (p < .05) in the two-sided equality test for column proportions