Benefit
Trial
Patients
Survival gain
p
value
GOG 85
388
10% at 3 years
0.02
RTOG 9001
403
15% at 5 years
0.004
GOG 120
767
18% at 3 years
SWOG 8797 268
10% at 4 years
0.007
GOG 123
374
9% at 3 years
0.008