. 2018 Mar 23;28(9):3779–3788. doi: 10.1007/s00330-018-5351-0

Table 4.

Inter-rater agreement expressed as intraclass correlation coefficient (ICC)

	Correlation ICC (95% CI)	Consistency ICC (95% CI)
Observer 1 vs observer 2 - PACS_ADC_ratio
Individual ICC	0.96 (0.92–0.98)	0.96 (0.92–0.98)
Average ICC	0.98 (0.96–0.99)	0.98 (0.96–0.99)
Observer 1 PACS_ADC_ratio vs volumetric ADC_ratio
Individual ICC	0.80 (0.35–0.92)	0.87 (0.77–0.93)
Average ICC	0.89 (0.52–0.96)	0.93 (0.87–0.96)
Observer 2 PACS_ADC_ratio vs volumetric ADC_ratio
Individual ICC	0.79 (0.43–0.91)	0.85 (0.74–0.92)
Average ICC	0.88 (0.60–0.95)	0.92 (0.85–0.96)