Variable | All Patients N = 17 | No TPPR Increase N = 10 | TPPR Increase N = 7 | P |
---|---|---|---|---|
Age at surgery (years) | 14.5 ± 2.39 | 15.1 ± 2.86 | 13.6 ± 1.22 | nsa |
Risser sign | ||||
0 | 5 | 2 | 3 | nsb |
1 | 0 | 0 | 0 | |
2 | 6 | 4 | 2 | |
3 | 1 | 1 | 0 | |
4 | 3 | 1 | 2 | |
5 | 2 | 2 | 0 | |
Sex | ||||
Females | 15 | 8 | 7 | nsb |
Males | 2 | 2 | 0 | |
Curve Pattern | ||||
Lenke 3 | 7 | 4 | 3 | nsb |
Lenke 6 | 10 | 6 | 4 | |
Curve Orientation | ||||
Rt. T - Lt TL/L | 14 | 10 | 4 | p = 0.051b |
Lt. T - Rt. TL/L | 3 | 0 | 3 | |
Case Sequence (1 through 17) | 9 ±5.05 | 8.5 ± 4.93 | 9.7 ± 5.53 | nsb |
Supplemental, Sequential Anterior Discectomy and Arthrodesis, without Instrumentation | ||||
No | 5 | 5 | 0 | p = 0.044b |
Yes | 12 | 5 | 7 | |
Upper Instrumented Vertebra (UIV): Lower Instrumented (LIV) & End Vertebra (LEV) | ||||
UIV T3 | 14 | 10 | 4 | nsb |
T4 or T5 | 3 | 0 | 3 | |
LIV L2 | 2* | 1* | 1* | nsb |
L3 | 15** | 9** | 6 | |
LEV L3 | 10*** | 6* | 4* | nsb |
L4 | 7** | 4** | 3 |