Table 3 Association between perioperative scopolamine administration and postoperative delirium
Cohort | Patients in Cohort (after matching) | Patients with delirium | Risk (%) | Relative Risk | Confidence Interval (95%) | P value |
|---|---|---|---|---|---|---|
Surgery & Scopolamine 70+ | 59,050 | 811 | 1.373% | 1.291 | (1.164 to 1.432) | < 0.0001 |
Surgery & No Scopolamine 70+ | 59,050 | 628 | 1.064% | Â | Â | Â |
Surgery & Scopolamine 60–69 | 44,193 | 316 | 0.715% | 1.45 | (1.22 to 1.722) | < 0.0001 |
Surgery & No Scopolamine 60–69 | 44,193 | 218 | 0.493% |  |  |  |
Surgery & Scopolamine 50–59 | 35,830 | 155 | 0.433% | 1.23 | (0.973 to 1.555) | 0.0830 |
Surgery & No Scopolamine 50–59 | 35,830 | 126 | 0.352% |  |  |  |
Surgery & Scopolamine 40–49 | 29,295 | 90 | 0.307% | 1.098 | (0.814 to 1.48) | 0.5413 |
Surgery & No Scopolamine 40–49 | 29,295 | 82 | 0.28% |  |  |  |
Surgery & Scopolamine 30–39 | 22,085 | 70 | 0.317% | 0.909 | (0.658 to 1.256) | 0.5631 |
Surgery & No Scopolamine 30–39 | 22,085 | 77 | 0.349% |  |  |  |
Surgery & Scopolamine 20–29 | 11,455 | 35 | 0.306% | 1.129 | (0.697 to 1.83) | 0.6220 |
Surgery & No Scopolamine 20–29 | 11,455 | 31 | 0.271% |  |  |  |