Table 3.

Interobserver agreement

Observer pair	Cohens Kappa/Fleiss-Kappa	Agreement (%)
S1 vs S2	0.45	75.2
S1 vs S3	0.32	69.2
S1 vs P	0.44	76.3
S2 vs S3	0.73	86.9
S2 vs P	0.78	89.3
S3 vs P	0.60	81.1
S1 vs S2 vs S3 vs P	0.60

Interobserver agreement for observer pairs (Cohens Kappa) and for multiple Raters (Fleiss Kappa) as well as percentual agreement