Table 4 Clinical findings of symptomatic spinal stenosis in adults with achondroplasia (n = 34)
Characteristics | ||
|---|---|---|
Surgery for spinal stenosis, yes, n (%) | 28 (82.4) | |
Median age at first surgery, years (range) | 38.5 (10–70) | |
Mean time to first surgery, years (range) a | 9.2 (0.3–35) | |
Thoracolumbar kyphosis, n (%) | 7 (20.6) | |
Abnormal neurological findings b | N (%) | |
Tendon reflexes | Upper extremities | 0 (0) |
Lower extremities | 20 (58.8) | |
Sensation | Upper extremities | 10 (29.4) |
Lower extremities | 15 (44.1) | |
Muscle strength | Upper extremities | 1 (2.9) |
Lower extremities | 7 (20.6) | |
Urinary incontinence c | 14 (41.2) | |
Bowel incontinence c | 7 (20.6) | |