For aspirin, the main effect did not reach statistical significance in the overall analysis ( P = 0.068) but showed a protective effect after excluding patients with early use of NSAIDs ( p = 0.043).
1
0.0680
0.0680
For aspirin, the main effect did not reach statistical significance in the overall analysis ( P = 0.068) but showed a protective effect after excluding patients with early use of NSAIDs ( p = 0.043).