Table 2. Comparison of microdamage related parameters in peri-screw bone between different time points after surgery.
Fc.DDx.Ar | Fc.DDx.L | LCr. Den | LCr.S.Den | DDx.Th | |
1 Day | 22.5 (7.61) | 67.4 (8.87) | 9.96 (3.58) | 1621 (529) | 125 (26.9) |
2 Weeks | 14.0 (5.06) | 51.0 (12.0) | 5.60 (2.67) | 824 (461) | 100 (26.3) |
1 Month | 11.5 (5.53)1 | 40.3 (12.2)1 | 3.77 (0.978)1 | 466 (174)1 | 117 (41.8) |
2 Months | 9.64 (3.99)1 | 36.5 (9.03)1 | 3.09 (1.39)1 | 463 (234)1 | 82.7 (26.3) |
P | 0.005 | <0.001 | 0.006 | 0.006 | 0.144 |
Data expressed as mean (SD).
Intergroup comparison (p<0.05):
Compare with 1 day;
Compare with 2 weeks;
Compare with 1 month.