Table 2.

Kappa values and 95% bias-corrected confidence intervals (CI)

Cohort	N	Kappa	95% CI
Overall	45	0.611	0.452	0.772
Moderate complexity	13	0.611	0.000	0.734
High complexity	32	0.428	0.180	0.655
Pre-Treatment	22	0.550	0.235	0.761
Moderate complexity	5	0.461	0.000	0.697
High complexity	17	0.492	0.037	0.821
Post-Treatment	23	0.609	0.378	0.814
Moderate complexity	8	complete agreement*
High complexity	15	0.352	0.053	0.682

^*All 5 reviewers reported Yes (PN is feasible) for all 8 scans