Table 4.
Adverse events
| Event | N |
|---|---|
| Early adverse events (day 0–30) | |
| Back pain due to fall | 1 |
| Bowel obstruction | 1 |
| Buttock pain due to fall | 1 |
| Buttock pain due to lifting heavy object | 1 |
| Buttocks pain | 2 |
| Cellulitis | 1 |
| Contralateral knee meniscal injury due to fall | 1 |
| Deep venous thrombosis | 1 |
| Intraoperative hemorrhage | 1 |
| Ipsilateral knee stiffness | 1 |
| Late postoperative leg pain | 1 |
| Lower back pain from sneeze, unrelated to SIJ | 1 |
| Mild ipsilateral back pain | 1 |
| Postoperative nausea | 1 |
| Postoperative nausea/vomiting | 1 |
| Upper respiratory tract infection | 2 |
| Urinary tract infection | 1 |
| Worsened knee pain | 1 |
| Wound infection | 1 |
| Wound redness | 1 |
| Wrist injury from trauma | 1 |
| Total | 23 |
| Unknown time | |
| Increased SI joint pain after PT | 1 |
| Late adverse events (day 31+) | |
| A vascular necrosis of hip | 2 |
| Trochanteric bursitis | 2 |
| Upper respiratory infection | 2 |
| Wound infection | 2 |
| Worsening contralateral SI joint pain | 2 |
| Anxiety | 1 |
| Buttock pain due to postop physical therapy | 1 |
| Cervical myelopathy | 1 |
| Cholecystitis | 1 |
| Choledocholithiasis | 1 |
| Constipation | 1 |
| Contralateral neck/arm pain | 1 |
| Fall | 1 |
| Gastrointestinal bleeding | 1 |
| Groin pain of unclear etiology | 1 |
| Hip pain due to fall | 1 |
| Increased SI joint pain | 1 |
| Ipsilateral hip pain | 1 |
| Ischial tuberosity pain of unknown origin | 1 |
| Leg edema related to pneumonia hospitalization | 1 |
| Leg pain | 1 |
| Limited knee extension related to old injury | 1 |
| Pneumonia | 1 |
| Worsened contralateral knee stiffness | 1 |
| Total | 29 |
Abbreviations: SI, sacroiliac; PT, physical therapy.