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| |
A arm
|
B arm
|
|---|
|
Sample size
|
1000
|
800
|
|
Mean age
|
53
|
56
|
|
Standard deviation of age
|
11
|
12
|
|
Range of age
|
[21, 80]
|
[23, 85]
|
|
Menopausal status (% post-menopausal)
|
40
|
50
|
|
tumor grade = 1 (%)
|
20
|
10
|
|
tumor grade = 2 (%)
|
65
|
70
|
|
tumor grade = 3 (%)
|
15
|
20
|
|
Distribution
|
Weibull
|
Weibull
|
|
Scale parameter
|
0.00000004
|
0.00000004
|
|
Shape parameter
|
2.2
|
2.2
|
|
Coefficients of variables (logHR)
| | |
|
Age (yearly increment)
|
0.02
|
0.02
|
|
Menopausal status
|
0.5
|
0.5
|
|
Indicator variable for tumor grade = 2
|
0.3
|
0.3
|
|
Indicator variable for tumor grade = 3
|
0.6
|
0.6
|
|
B indicator
|
NA
|
−0.5 (in the scenario without effect modifier) / -0.4 (in the scenario with effect modifier)
|
|
B indicator × menopausal status interaction
|
NA
|
−0.2 (only applicable to the scenario with effect modifier)
|
|
Maximum follow-up time (days)
|
2500
|
2500
|
- Abbreviation: HR Hazard ratio; NA Not applicable
