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The Incidence of Postoperative Cognitive Dysfunction in the Two Groups
| Time | Experimental Group | Control Group | P value |
|---|---|---|---|
| 1 day after the operation | 1 (4.0%) | 2 (8.0%) | 0.551 |
| 7 days after the operation | 2 (8.0%) | 6 (24.0%) | 0.122 |
| 14 days after the operation | 2 (8.0%) | 6 (24.0%) | 0.122 |
