Table 1. Definition of MBL expression type.

Haplotype	Genotype	Combination	MBL expression typea
HYPD/LYQC/LYPB	O	YO/YO	deficient
LXPA	XA	XA/YO	low
LYPA/LYQA	YA	YA/YO	intermediate
HYPA	YA	XA/XA	high
		YA/XA	high
		YA/YA	high

^aMBL expression type was defined by abbreviated genotypes and combinations based on each haplotype.