Electrons for intraoperative radiotherapy in selected breast-cancer patients: late results of the Montpellier phase II trial

Table 3 Inter-rater agreement (patients and physicians): kappa coefficient

	24 m (n=39)	p	48 m (n=39)	p	60 m (n=39)	p
Breast size	0.22	0.063	0.29	0.009	0.19	0.034
Breast shape	0.37	0.003	−0.05	0.642	0.12	0.157
Nipple position	0.12	0.168	0.14	0.062	0.10	0.111
Nipple shape	0.44	0.001	−0.03	0.664	0.04	0.340
Skin color	0.37	0.001	−0.04	0.635	−0.02	0.609
Scar appearance	0.29	0.016	0.10	0.236	0.29	0.011
Telangiectasia	0.00	-	0.00	-	0.00	-
Global cosmetic result	0.09	0.23	0.08	0.26	0.04	0.355

ISSN: 1748-717X