Table 1.
Demographic characteristics of the patients who underwent Intra-Osseous Distal Radioulnar Joint replacement
| Variable | Patient 1 | Patient 2 | Patient 3 | Patient 4 | Patient 5 | Mean (SD) |
|---|---|---|---|---|---|---|
| Gender | Male | Male | Male | Female | Male | |
| Age | 32 | 26 | 75 | 65 | 46 | 48.8 (20.9) |
| Duration of symptoms (years) | 10 | 15 | 12 | 2 | 7 | 9.2 (4.9) |
| Follow-up duration (months) | 31 | 29 | 29 | 26 | 23 | 27.6 (3.1) |
| Affected hand | Left | Right | Left | Right | Right | |
| Grip Strength (affected side/unaffected side) | ||||||
| Before surgery | 15.5/34 | 20/42 | 5/20 | 13/29 | 14.5/36 | 40.6 (09.1) |
| After Surgery | 19.5/31 | 36/45 | 13/21 | 18/29 | 19.3/31 | 65.8 (07.9) |
| Pinch Strength (affected side/unaffected side) | ||||||
| Before surgery | 2.4/4.5 | 3.5/9 | 2.5/5 | 2.8/4.2 | 3.1/6 | 52.6 (09.9) |
| After Surgery | 3.2/4.1 | 5.4/8.8 | 3.4/5 | 3.1/4.1 | 4.6/7.1 | 69.6 (07.0) |
| Flexion (affected side/unaffected side) | ||||||
| Before surgery | 40/90 | 70/85 | 50/65 | 50/65 | 70/80 | 73.6 (16.8) |
| After Surgery | 45/90 | 70/85 | 53/65 | 45/65 | 70/80 | 74.1 (15.1) |
| Extesion (affected side/unaffected side) | ||||||
| Before surgery | 60/70 | 80/80 | 60/75 | 60/60 | 75/75 | 93.1 (9.6) |
| After Surgery | 65/70 | 65/80 | 60/75 | 60/60 | 65/75 | 88.1 (8.3) |
| Supination (affected side/unaffected side) | ||||||
| Before surgery | 40/80 | 70/85 | 50/90 | 10/80 | 60/90 | 53.6 (25.9) |
| After Surgery | 65/80 | 70/85 | 65/90 | 45/80 | 60/90 | 71.7 (10.8) |
| Pronation (affected side/unaffected side) | ||||||
| Before surgery | 60/90 | 35/90 | 80/90 | 60/90 | 65/90 | 66.7 (18.0) |
| After Surgery | 80/90 | 65/90 | 80/90 | 70/90 | 70/90 | 81.1 (7.5) |
| Radial Deviation (affected side/unaffected side) | ||||||
| Before surgery | 20/20 | 30/30 | 10/35 | 20/20 | 20/35 | 81.7 (30.9) |
| After Surgery | 20/20 | 20/30 | 12/35 | 20/20 | 18/25 | 74.6 (27.3) |
| Ulnar Deviation (affected side/unaffected side) | ||||||
| Before surgery | 15/40 | 45/40 | 15/35 | 10/25 | 30/35 | 63.7 (33.7) |
| After Surgery | 30/40 | 35/40 | 25/35 | 20/25 | 30/35 | 79.9 (6.8) |
| Range of Motion (affected side/unaffected side) | ||||||
| Before surgery | 60.26 | 80.49 | 67.95 | 61.76 | 81.01 | 70.3 (9.9) |
| After Surgery | 78.21 | 79.27 | 75.64 | 76.47 | 79.24 | 77.8 (1.6) |
| Visual Analogue Scale-Pain | ||||||
| Before surgery | 9 | 6 | 5 | 4.5 | 6 | 6.1 (1.7) |
| After Surgery | 5 | 2 | 1 | 1 | 3 | 2.4 (1.7) |
| Quick-Disabilities of the Arm, Shoulder and Hand | ||||||
| Before surgery | 90.9 | 36.36 | 68.1 | 43.13 | 52.2 | 58.1 (21.8) |
| After Surgery | 52.3 | 11.4 | 18.2 | 4.6 | 18.2 | 52.3 (20.9) |
| Patient-Rated Wrist Evaluation | ||||||
| Before surgery | 51.3 | 62.9 | 86.2 | 53.6 | 65.3 | 63.8 (13.8) |
| After Surgery | 37.3 | 27 | 32.7 | 6.9 | 23.3 | 37.3 (25.4) |