Cautious Shot

1. Rank 0+9.1% chance to reduce the Stagger effect from self-imposed Radial Attacks
2. Rank 1+18.2% chance to reduce the Stagger effect from self-imposed Radial Attacks
3. Rank 2+27.3% chance to reduce the Stagger effect from self-imposed Radial Attacks
4. Rank 3+36.4% chance to reduce the Stagger effect from self-imposed Radial Attacks
5. Rank 4+45.5% chance to reduce the Stagger effect from self-imposed Radial Attacks
6. Rank 5+54.5% chance to reduce the Stagger effect from self-imposed Radial Attacks
7. Rank 6+63.6% chance to reduce the Stagger effect from self-imposed Radial Attacks
8. Rank 7+72.7% chance to reduce the Stagger effect from self-imposed Radial Attacks
9. Rank 8+81.8% chance to reduce the Stagger effect from self-imposed Radial Attacks
10. Rank 9+90.9% chance to reduce the Stagger effect from self-imposed Radial Attacks
11. Rank 10+100% chance to reduce the Stagger effect from self-imposed Radial Attacks

Facts based on the Warframe Wiki (CC BY-NC-SA 3.0)