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Discontinuations due to adverse events by age group—treated patients
| Age group (years) | Fentanyl ITS [n/N (%)] | Morphine IV PCA [n/N (%)] | Placebo [n/N (%)] |
|---|---|---|---|
| <65 | 58/1264 (4.6) | 64/931 (6.9) | 5/250 (2.0) |
| 65–74 | 11/325 (3.4) | 11/234 (4.7) | 3/44 (6.8) |
| 75–84 | 7/158 (4.4) | 11/135 (8.1) | 0 |
| ≥85 | 1/16 (6.3) | 1/13 (7.7) | 0 |
CI confidence interval, ITS iontophoretic transdermal system, IV PCA intravenous patient-controlled analgesia
