Table 1. Drug Loading and Encapsulation Efficiency of SrHA nrds and SiO2 ntbs.
| samplea | drug loading (%) | encapsulation efficiency (%) |
|---|---|---|
| CAM-loaded SrHA nrds | 6.27 ± 0.74 | 4.03 ± 0.32 |
| CAM-loaded SiO2 ntbs | 4.88 ± 0.48 | 3.14 ± 0.23 |
a
Three measurements per condition
were obtained. Standard deviation (σ) has been calculated using
the following formula: 
.