Table 2.

Summary statistics for Spearman correlation coefficients between non-targeted and targeted assays

	Spearman correlation estimate summary statistics: mean (min, max)
	Maternal fasting	Maternal 1-hour	Newborn cord serum
Not normalized	.33 (.09, .75)	.33 (.09, .62)	.41 (.19, .87)
Mean centering	.49 (.24, .89)	.51 (.26, .80)	.59 (.35, .94)
Median scaling	.49 (.25, .87)	.51 (.27, .79)	.59 (.34, .93)
Quantile	.36 (.13, .79)	.37 (.15, .64)	.45 (.20, .93)
Quantile + ComBat	.46 (.16, .87)	.46 (.18, .80)	.51 (.24, .95)
EigenMS	.30 (−.07, .75)	.33 (.08, .61)	.42 (.17, .87)
VSN	.38 (.08, .85)	.37 (.16, .76)	.47 (.16, .93)
Batch normalizer	.27 (.11, .70)	.24 (.10, .59)	.25 (.00, .78)
mixnorm	.52 (.25, .91)	.54 (.28, .82)	.59 (.31, .95)