Table 1.

Summarises the descriptive statistics of MI, DICE, JACCARD, RIET and 1-GMI for CTV, spinal cord, oesophagus, heart and lungs contours.

		Mean index value	Standard deviation	95% Confidence interval for mean		Kruskai-Wallis ANOVA
				Lower bound	Upper bound
MI	CTV	99.34%	0.4%	99.22%	99.45%	P < 0.05
	Spinal Cord	97.16%	1.1%	96.76%	97.57%
	Oesophagus	96.03%	0.6%	95.84%	96.22%
	Heart	99.87%	0.1%	99.86%	99.88%
	Lungs	99.95%	0.1%	99.94%	99.96%
DICE	CTV	0.84	0.10	0.81	0.87	P < 0.05
	Spinal Cord	0.74	0.12	0.69	0.78
	Oesophagus	0.64	0.13	0.60	0.69
	Heart	0.92	0.04	0.91	0.93
	Lungs	0.97	0.01	0.97	0.98
JCI	CTV	0.73	0.13	0.69	0.77	P < 0.05
	Spinal Cord	0.60	0.14	0.54	0.65
	Oesophagus	0.48	0.14	0.44	0.53
	Heart	0.86	0.06	0.84	0.88
	Lungs	0.95	0.02	0.94	0.95
RIET	CTV	0.72	0.14	0.68	0.77	P < 0.05
	Spinal Cord	0.58	0.15	0.52	0.63
	Oesophagus	0.44	0.15	0.39	0.49
	Heart	0.85	0.06	0.83	0.87
	Lungs	0.95	0.02	0.94	0.95
1-GMI	CTV	0.86	0.12	0.82	0.90	P < 0.05
	Spinal Cord	0.82	0.17	0.76	0.88
	Oesophagus	0.67	0.18	0.61	0.73
	Heart	0.91	0.06	0.89	0.93
	Lungs	0.96	0.03	0.95	0.97