Table 2 Intra- and inter-observer reliability
From: Reliability and development of a new classification of lumbosacral spondylolisthesis
| Â | Intra-observer reliability | Inter-observer reliability | ||
|---|---|---|---|---|
| Â | % agreement | Kappa | % agreement | Kappa |
Spondylolisthesis type | 76.7% | 0.72 | 57.0% | 0.49 |
Slip grade | 97.1% | 0.94 | 95.2% | 0.90 |
Degree of dysplasia | 85.0% | 0.69 | 72.2% | 0.43 |
Sacro-pelvic balance | 88.8% | 0.85 | 77.2% | 0.69 |