Table S2.

Paired samples test

	Paired differences					t	df	Sig. (2-tailed)
	Mean	Std. deviation	Std. error mean	95% confidence interval of the difference
				Lower	Upper
Pair 1
ADC 1-ADC 2	−0.574410	0.303046	0.030305	−0.634541	−0.514279	−18.955	99	0.000