Table 3.
Information of studies included in the analysis step; Initial mean NDI, mean NDI change (kg), and final mean
| Row | First author | Publication year | Treatment type | Scale of the NDI | Cut-off point of the NDI | Initial NDI score | Mean NDI change | Final NDI score | P |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Donk, R. D[9] | 2017 | ACD | 0-50 | ≤ 7 | 17.1 | -0.003 | 17.097 | ACD&ACDF: 0.249 |
| ACDF | 18.8 | -1.659 | 17.141 | ACD&ACDA: 0.237 | |||||
| ACDA | 18.8 | -1.656 | 17.144 | ACDA&ACDF: 0.998 | |||||
| 2 | Coric, D[25] | 2011 | Kineflx|C | 0-100 | ≥ 40 | 63.2 | -31 | 32.2 | 0.05 |
| ACDF | 61.8 | -28.5 | 33.3 | ||||||
| 3 | Dunn, C[26] | 2018 | ACDF | --- | --- | 35.6 | -25.9 | 9.7 | 0.8922 |
| MI-PCF | 34.2 | -24.6 | 9.6 | ||||||
| 4 | Gornet, M.F[27] | 2016 | CDA | 0-100 | ≥ 15 | 55.5 | -54.638 | 0.862 | 0.499 |
| ACDF | 56.4 | -55.599 | 0.801 | ||||||
| 5 | Radcliff, | 2016 | Mobi-C | 0-100 | ≥ 30 | 53.86 | -28.16 | 25.7 | 0.0029 |
| K[28] | ACDF | 55.35 | -21.05 | 34.3 | |||||
| 6 | Skeppholm, M[29] | 2015 | ADR | 0-100 | --- | 64.6 | -25.5 | 39.1 | 0.77 |
| ACDF | 61.4 | -21.3 | 40.1 | ||||||
| 7 | Vleggeert- Lankamp, C. L. A[30] | 2019 | ACD | 0-100 | ≤20 | 45 | -24 | 21 | 0.711 |
| ACDF | 41 | -23 | 18 | ||||||
| ACDA | 47 | -29 | 18 |