Main analysis: Diagnosis to six months prior to death
|
1,435
|
5,697
|
0.98 (0.83, 1.15)
|
0.77
|
0.88 (0.71, 1.09)
|
0.25
|
1.08 (0.87, 1.33)
|
0.48
|
Post diagnostic aspirin in patients with no pre-diagnostic aspirin prescriptionsb
|
1,125
|
4,457
|
0.82 (0.64, 1.04)
|
0.10
|
0.81 (0.59, 1.10)
|
0.17
|
0.84 (0.59, 1.18)
|
0.31
|
Post diagnostic aspirin in patients with pre-diagnostic aspirin prescriptionsb
|
142
|
515
|
0.95 (0.52, 1.71)
|
0.86
|
0.82 (0.43, 1.56)
|
0.55
|
1.08 (0.57, 2.03)
|
0.81
|
Pre-diagnostic low dose aspirin prescriptionsc
|
1,559
|
6,186
|
0.99 (0.83, 1.18)
|
0.93
|
1.01 (0.83, 1.22)
|
0.93
|
0.94 (0.67, 1.32)
|
0.71
|
Diagnosis to one year prior to deathd
|
1,272
|
5,048
|
1.06 (0.89, 1.26)
|
0.51
|
1.01 (0.80, 1.27)
|
0.95
|
1.11 (0.89, 1.40)
|
0.36
|
Diagnosis to two years prior to deathe
|
959
|
3,797
|
0.89 (0.72, 1.10)
|
0.28
|
0.62 (0.46, 0.85)
|
0.003
|
1.22 (0.93, 1.60)
|
0.15
|
One year after diagnosis to six months prior to deathf
|
1,099
|
4,356
|
0.93 (0.77, 1.12)
|
0.43
|
0.84 (0.65, 1.09)
|
0.20
|
1.01 (0.79, 1.29)
|
0.94
|
Stage 1 and 2 breast cancer patients only
|
469
|
1,856
|
1.09 (0.82, 1.46)
|
0.54
|
0.83 (0.55, 1.24)
|
0.36
|
1.41 (0.98, 2.04)
|
0.07
|
Stage 3 and 4 breast cancer patients only
|
161
|
478
|
1.13 (0.68, 1.86)
|
0.64
|
1.24 (0.66, 2.33)
|
0.50
|
0.98 (0.45, 2.12)
|
0.96
|
Restricted to patients receiving prescriptions for hormone therapy (in first six months)
|
875
|
3,466
|
1.08 (0.90, 1.30)
|
0.43
|
0.93 (0.72, 1.20)
|
0.55
|
1.23 (0.97, 1.56)
|
0.08
|
Patients with a recorded stage from cancer registries with high rates of stage recording (adjusted for stage)g
|
487
|
1,911
|
0.92 (0.67, 1.27)
|
0.62
|
0.95 (0.62, 1.45)
|
0.81
|
0.90 (0.59, 1.37)
|
0.62
|
Including breast cancer-specific deaths where breast cancer is recorded as any cause of death
|
1,786
|
7,090
|
1.05 (0.91, 1.20)
|
0.53
|
1.01 (0.84, 1.21)
|
0.95
|
1.09 (0.91, 1.30)
|
0.37
|
Time varying covariate analysish
|
1,440
|
8,374
|
1.06 (0.92, 1.22)
|
0.45
|
0.98 (0.81, 1.20)
|
0.88
|
1.13 (0.94, 1.35)
|
0.20
|
Time varying covariate analysisi
|
1,440
|
8,374
|
1.04 (0.90, 1.20)
|
0.60
|
0.96 (0.79, 1.67)
|
0.67
|
1.12 (0.93, 1.35)
|
0.22
|