Table 4

Level of pair-wise agreement for six observers assessing ultrasonographic features of polycystic ovaries before and after an ultrasound workshop.


Overall Concordance Correlation Coefficient (ρ)
Overall Kappa Statistic (κ)




FNPO
FNPS
Largest
Follicle
Ovarian
Volume
Average
Corpus
Luteum
Follicle
Pattern
Average

BEFORE
0.55
0.59
0.67
0.72
0.63
0.82
0.59
0.71
AFTER
0.54
0.70
0.77
0.84
0.71
0.87
0.80
0.84
Δρ/Δκ
-0.01
+0.11
+0.10
+0.12
+0.08
+0.05
+0.21
+0.13
P-value
0.73
0.01
0.13
0.0004
0.0003
0.08
0.0001
0.001

Lujan et al. Reproductive Biology and Endocrinology 2008 6:30   doi:10.1186/1477-7827-6-30