Copyright
©The Author(s) 2017.
World J Orthop. Oct 18, 2017; 8(10): 785-789
Published online Oct 18, 2017. doi: 10.5312/wjo.v8.i10.785
Published online Oct 18, 2017. doi: 10.5312/wjo.v8.i10.785
Table 1 Blinding assessment with blinded radiographs
| BBI-FCL screw | BBI-standard screws | James Blinding Index | |
| Observer 1 | 0 | 0 | 0.99 |
| Observer 2 | 0 | 0 | 0.99 |
| Observer 3 | -0.08 | 0 | 0.98 |
| Mean | -0.03 | 0 | 0.98 |
| SD | 0.04 | 0 | 0 |
Table 2 Blinding assessment with unblinded radiographs
| BBI-FCL screw | BBI-standard screws | James blinding index | |
| Observer 1 | 1 | 0.85 | 0.32 |
| Observer 2 | 1 | 0.85 | 0.32 |
| Observer 3 | 0.67 | 0.92 | 0.12 |
| Mean | 0.89 | 0.87 | 0.26 |
| SD | 0.19 | 0.04 | 0.12 |
Table 3 Agreement scores for the assessment of fracture healing
| Type of review | Kappa | 95%CI |
| Blinded | 0.376 | 0.253-0.515 |
| Unblinded | 0.353 | 0.252-0.453 |
- Citation: Slobogean GP, Soswa L, Rotunno G, O’Brien PJ, Lefaivre KA. Digital blinding of radiographs to mask allocation in a randomized control trial. World J Orthop 2017; 8(10): 785-789
- URL: https://www.wjgnet.com/2218-5836/full/v8/i10/785.htm
- DOI: https://dx.doi.org/10.5312/wjo.v8.i10.785