Table 1.
Summary of Baseline Characteristics of Subjects in the NonOperative and Operative Cohorts
| NonOperative | Operative | ||
|---|---|---|---|
| N | 73 | 122 | |
| Arm, N (%) | 0.968 | ||
| Observational | 60 (82%) | 100 (82%) | |
| Randomized | 13 (18%) | 22 (18%) | |
| Crossed-over | 4 (31%) | 8 (36%) | |
| Age, Mean (SD) | 59.5 (9.80) | 58.7 (8.5) | 0.567 |
| Females, N (%) | 67 (92%) | 111 (91%) | 0.160 |
| Smoking Status, N (%) | 0.049 | ||
| Never Smoker | 46 (63%) | 80 (66%) | |
| Former Smoker | 24 (33%) | 40 (33%) | |
| Smoker | 3 (4%) | 2 (1%) | |
| Short Form-6D, Mean (SD) | 0.5 (0.2) | 0.4 (0.2) | 0.007 |
| Oswestry Disability Index | 28.5 (14.1) | 36.1 (14.9) | 0.001 |
| Scoliosis Research Society 22R | |||
| Pain | 3.0 (0.6) | 2.85 (0.8) | 0.078 |
| Function | 3.5 (0.6) | 3.17 (0.7) | <0.000 |
| Appearance | 3.3 (0.7) | 2.75 (0.7) | <0.000 |
| Mental Health | 3.8 (0.7) | 3.72 (0.8) | 0.333 |
| Subscore | 3.4 (0.5) | 3.13 (0.5) | <0.000 |
| Coronal Cobb Magnitude, °, Mean (SD) | 50.2 (11.6) | 55.48 (15.1) | 0.007 |
| Coronal Balance, mm, Mean (SD) | 16.3 (10.4) | 22.26 (19.8) | 0.006 |
| Sagittal Balance, mm, Mean (SD) | 18.55 (36.8) | 26.00 (35.5) | 0.167 |
p-value threshold of 0.05 considered statistically significant