question: Compared to only open bone graft what was the result of combined NPWT with open bone graft on S. aureus with density more than 1 × 105 CFU/ml on day 3, 7, 14?
context: The wound healing rate increased significantly on every recorded time and wound healing time (21.6 ± 3.7 vs. 29.5 ± 3.9) reduced in experimental group as shown in Figure 3 and Table 1.