Table 1.

Reproducibility of the three diagnostic methods, in form of intra-examiner agreement presented as mean κ _w, and inter-examiner agreement presented as range of mean κ _w based on results from the eight observers.

Method	Intra-observer agreement	Inter-observer agreement
DIFOTI	0.82	0.62–0.76
Film radiography	0.82	0.63–0.78
Digital radiography	0.79	0.67–0.78