Table 1.
Demographic characteristics did not differ between the SAPP and SAPP+PERT groups among all participants (Table 1a) or among only those who completed testing at all timepoints (Table 1b).
| Table 1a. Variable | SAPP (n=20) | SAPP+PERT (n=19) | P-value |
|---|---|---|---|
| Age at Surgery (years) | 18.9 (5.8) | 19.0 (8.8) | 0.986 |
| Gait Speed (m/s) | 1.5 (.1) | 1.5 (.1) | 0.410 |
| Height (m) | 1.65 (.06) | 1.65 (.08) | 0.986 |
| Weight (kg) | 68.8 (10.9) | 67.9 (14.3) | 0.82 |
| Body Mass Index (kg/m^2) | 25.3 (3.3) | 24.7 (3.9) | 0.631 |
| Pre-Injury Sport Level | 19 Level I, 1 Level II | 15 Level I, 4 Level II | 0.182 |
| Pre-Injury Competition Level | 9 School Sponsored, 7 Club Level, 4 Intramural/Recreation | 10 School Sponsored, 7 Club Level, 2 Intramural/Recreation | 0.707 |
| Mechanism of Injury | 6 Contact, 14 Non-contact | 5 Contact, 14 Non-contact | 0.798 |
| Graft Type | 8 Hamstring, 8 BPTB, 4 Allograft | 10 Hamstring, 8 BPTB, 1 Allograft | 0.368 |
| Table 1b. Variable | SAPP (n=17) | SAPP+PERT (n=18) | P-value |
| Age at Surgery (years) | 19.2 (6.2) | 19.0 (9.1) | 0.933 |
| Height (m) | 1.65 (.07) | 1.65 (.08) | 0.945 |
| Weight (kg) | 69.6 (11.7) | 67.4 (14.5) | 0.631 |
| Body Mass Index (kg/m^2) | 25.4 (3.5) | 24.6 (4.0) | 0.539 |
| Gait Speed (m/s) | 1.5 (.1) | 1.5 (.1) | 0.310 |
| Pre-Injury Sport Level | 16 Level I, 1 Level II | 14 Level I, 4 Level II | 0.338 |
| Pre-Injury Competition Level | 8 School Sponsored, 6 Club Level, 3 Intramural/Recreation | 9 School Sponsored, 7 Club Level, 2 Intramural/Recreation | 0.858 |
| Mechanism of Injury | 5 Contact, 12 Non-contact | 4 Contact, 14 Non-contact | 0.711 |
| Graft Type | 5 Hamstring, 8 BPTB, 4 Allograft | 9 Hamstring, 8 BPTB, 1 Allograft | 0.233 |
(Abbreviations: SAPP = strength, agility, plyometric, and secondary prevention; SAPP+PERT = SAPP plus perturbation training; BPTB = bone-patellar tendon-bone autograft.)